diff --git a/api/common/Controller/Cuentas.php b/api/common/Controller/Cuentas.php
index b27fe66..3071c17 100644
--- a/api/common/Controller/Cuentas.php
+++ b/api/common/Controller/Cuentas.php
@@ -1,8 +1,10 @@
 <?php
 namespace Contabilidad\Common\Controller;
 
+use Contabilidad\Transaccion;
 use Psr\Http\Message\ServerRequestInterface as Request;
 use Psr\Http\Message\ResponseInterface as Response;
+use Carbon\Carbon;
 use ProVM\Common\Define\Controller\Json;
 use ProVM\Common\Factory\Model as Factory;
 use Contabilidad\Common\Service\TiposCambios as Service;
@@ -109,6 +111,24 @@ class Cuentas {
     ];
     return $this->withJson($response, $output);
   }
+  protected function transaccionToArray(Service $service, Cuenta $cuenta, Transaccion $transaccion): array {
+      $arr = $transaccion->toArray();
+      if ($cuenta->moneda()->codigo === 'CLP') {
+          if ($transaccion->debito()->moneda()->codigo !== 'CLP' or $transaccion->credito()->moneda()->codigo !== 'CLP') {
+              if ($transaccion->debito()->moneda()->codigo !== 'CLP') {
+                  $c = $transaccion->debito();
+              } else {
+                  $c = $transaccion->credito();
+              }
+              $service->get($transaccion->fecha(), $c->moneda()->id);
+              $arr['valor'] = $c->moneda()->cambiar($transaccion->fecha(), $transaccion->valor);
+              $arr['valorFormateado'] = $cuenta->moneda()->format($arr['valor']);
+          }
+      }
+      $arr['debito']['categoria'] = $transaccion->debito()->categoria()->toArray();
+      $arr['credito']['categoria'] = $transaccion->credito()->categoria()->toArray();
+      return $arr;
+  }
   public function transacciones(Request $request, Response $response, Factory $factory, Service $service, $cuenta_id, $limit = null, $start = 0): Response {
     $cuenta = $factory->find(Cuenta::class)->one($cuenta_id);
     $transacciones = null;
@@ -116,7 +136,7 @@ class Cuentas {
       $transacciones = $cuenta->transacciones($limit, $start);
       if (count($transacciones) > 0) {
           foreach ($transacciones as &$transaccion) {
-              $arr = $transaccion->toArray();
+              /*$arr = $transaccion->toArray();
               if ($cuenta->moneda()->codigo === 'CLP') {
                   if ($transaccion->debito()->moneda()->codigo !== 'CLP' or $transaccion->credito()->moneda()->codigo !== 'CLP') {
                       if ($transaccion->debito()->moneda()->codigo !== 'CLP') {
@@ -130,8 +150,8 @@ class Cuentas {
                   }
               }
               $arr['debito']['categoria'] = $transaccion->debito()->categoria()->toArray();
-              $arr['credito']['categoria'] = $transaccion->credito()->categoria()->toArray();
-              $transaccion = $arr;
+              $arr['credito']['categoria'] = $transaccion->credito()->categoria()->toArray();*/
+              $transaccion = $this->transaccionToArray($service, $cuenta, $transaccion);
           }
       }
     }
@@ -142,6 +162,55 @@ class Cuentas {
     ];
     return $this->withJson($response, $output);
   }
+  public function transaccionesMonth(Request $request, Response $response, Factory $factory, Service $service, $cuenta_id, $month): Response {
+      $cuenta = $factory->find(Cuenta::class)->one($cuenta_id);
+      $month = Carbon::parse($month);
+      $transacciones = null;
+      if ($cuenta !== null) {
+          $transacciones = $cuenta->transaccionesMonth($month);
+          if (count($transacciones) > 0) {
+              foreach ($transacciones as &$transaccion) {
+                  /*$arr = $transaccion->toArray();
+                  if ($cuenta->moneda()->codigo === 'CLP') {
+                      if ($transaccion->debito()->moneda()->codigo !== 'CLP' or $transaccion->credito()->moneda()->codigo !== 'CLP') {
+                          if ($transaccion->debito()->moneda()->codigo !== 'CLP') {
+                              $c = $transaccion->debito();
+                          } else {
+                              $c = $transaccion->credito();
+                          }
+                          $service->get($transaccion->fecha(), $c->moneda()->id);
+                          $arr['valor'] = $c->moneda()->cambiar($transaccion->fecha(), $transaccion->valor);
+                          $arr['valorFormateado'] = $cuenta->moneda()->format($arr['valor']);
+                      }
+                  }
+                  $arr['debito']['categoria'] = $transaccion->debito()->categoria()->toArray();
+                  $arr['credito']['categoria'] = $transaccion->credito()->categoria()->toArray();*/
+                  $transaccion = $this->transaccionToArray($service, $cuenta, $transaccion);
+              }
+          }
+      }
+      $output = [
+          'input' => compact('cuenta_id', 'month'),
+          'cuenta' => $cuenta?->toArray(),
+          'transacciones' => $transacciones
+      ];
+      return $this->withJson($response, $output);
+  }
+  public function transaccionesAcumulation(Request $request, Response $response, Factory $factory, $cuenta_id, $date): Response {
+      $cuenta = $factory->find(Cuenta::class)->one($cuenta_id);
+      $f = Carbon::parse($date);
+      $acum = 0;
+      if ($cuenta !== null) {
+          $acum = $cuenta->acumulacion($f);
+      }
+      $output = [
+          'input' => compact('cuenta_id', 'date'),
+          'cuenta' => $cuenta?->toArray(),
+          'format' => $cuenta->moneda()->toArray(),
+          'acumulation' => $acum
+      ];
+      return $this->withJson($response, $output);
+  }
   public function transaccionesAmount(Request $request, Response $response, Factory $factory, $cuenta_id): Response {
     $cuenta = $factory->find(Cuenta::class)->one($cuenta_id);
     $transacciones = 0;
diff --git a/api/resources/routes/cuentas.php b/api/resources/routes/cuentas.php
index c1df50c..76d6d03 100644
--- a/api/resources/routes/cuentas.php
+++ b/api/resources/routes/cuentas.php
@@ -9,6 +9,8 @@ $app->group('/cuenta/{cuenta_id}', function($app) {
   $app->get('/entradas', [Cuentas::class, 'entradas']);
   $app->group('/transacciones', function($app) {
     $app->get('/amount', [Cuentas::class, 'transaccionesAmount']);
+    $app->get('/month/{month}', [Cuentas::class, 'transaccionesMonth']);
+    $app->get('/acum/{date}', [Cuentas::class, 'transaccionesAcumulation']);
     $app->get('[/{limit:[0-9]+}[/{start:[0-9]+}]]', [Cuentas::class, 'transacciones']);
   });
   $app->get('/categoria', [Cuentas::class, 'categoria']);
diff --git a/api/src/Cuenta.php b/api/src/Cuenta.php
index 3709a84..46f6d18 100644
--- a/api/src/Cuenta.php
+++ b/api/src/Cuenta.php
@@ -1,7 +1,9 @@
 <?php
 namespace Contabilidad;
 
+use DateTimeInterface;
 use Carbon\Carbon;
+use PhpParser\Node\Expr\AssignOp\Mod;
 use ProVM\Common\Alias\Model;
 use Contabilidad\Common\Service\TiposCambios as Service;
 
@@ -54,7 +56,6 @@ class Cuenta extends Model {
   }
   protected $transacciones;
   public function transacciones($limit = null, $start = 0) {
-    if ($this->transacciones === null) {
       $transacciones = Model::factory(Transaccion::class)
         ->select('transacciones.*')
         ->join('cuentas', 'cuentas.id = transacciones.debito_id OR cuentas.id = transacciones.credito_id')
@@ -64,15 +65,52 @@ class Cuenta extends Model {
         $transacciones = $transacciones->limit($limit)
           ->offset($start);
       }
-      $this->transacciones = $transacciones->findMany();
-      foreach ($this->transacciones as &$transaccion) {
+      $transacciones = $transacciones->findMany();
+      foreach ($transacciones as &$transaccion) {
         $transaccion->setFactory($this->factory);
-        if ($transaccion->desde_id === $this->id) {
+        if ($transaccion->debito_id === $this->id) {
           $transaccion->valor = - $transaccion->valor;
         }
       }
-    }
-    return $this->transacciones;
+      return $transacciones;
+  }
+  public function transaccionesMonth(Carbon $month) {
+      $start = $month->copy()->startOfMonth();
+      $end = $month->copy()->endOfMonth();
+
+      $transacciones = Model::factory(Transaccion::class)
+        ->select('transacciones.*')
+        ->join('cuentas', 'cuentas.id = transacciones.debito_id OR cuentas.id = transacciones.credito_id')
+        ->whereEqual('cuentas.id', $this->id)
+        ->whereRaw("transacciones.fecha BETWEEN '{$start->format('Y-m-d')}' AND '{$end->format('Y-m-d')}'")
+        ->orderByAsc('transacciones.fecha');
+      $transacciones = $transacciones->findMany();
+
+      foreach ($transacciones as &$transaccion) {
+          $transaccion->setFactory($this->factory);
+          if ($transaccion->desde_id === $this->id) {
+              $transaccion->valor = - $transaccion->valor;
+          }
+      }
+
+      return $transacciones;
+  }
+  public function acumulacion(Carbon $date) {
+      $abonos = Model::factory(Transaccion::class)
+          ->whereEqual('credito_id', $this->id)
+          ->whereLt('fecha', $date->format('Y-m-d'))
+          ->groupBy('credito_id')
+          ->sum('valor');
+      $cargos = Model::factory(Transaccion::class)
+          ->whereEqual('debito_id', $this->id)
+          ->whereLt('fecha', $date->format('Y-m-d'))
+          ->groupBy('debito_id')
+          ->sum('valor');
+
+      if (in_array($this->tipo()->descripcion, ['activo', 'banco', 'perdida'])) {
+        return $abonos - $cargos;
+      }
+      return $cargos - $abonos;
   }
   protected $saldo;
   public function saldo(Service $service = null, $in_clp = false) {
diff --git a/api/src/Moneda.php b/api/src/Moneda.php
index 9b0fc81..9405f41 100644
--- a/api/src/Moneda.php
+++ b/api/src/Moneda.php
@@ -16,11 +16,11 @@ class Moneda extends Model {
     protected static $fields = ['denominacion', 'codigo'];
 
     public function format($valor) {
-        return implode('', [
+        return trim(implode('', [
            $this->prefijo,
            number_format($valor, $this->decimales, ',', '.'),
            $this->sufijo
-        ]);
+        ]));
     }
     public function cambio(\DateTime $fecha) {
         $cambio = $this->factory->find(TipoCambio::class)
@@ -43,4 +43,14 @@ class Moneda extends Model {
         }
         return $cambio->transform($valor);
     }
+
+    public function toArray(): array {
+        $arr = parent::toArray();
+        $arr['format'] = [
+            'prefijo' => $this->prefijo,
+            'sufijo' => $this->sufijo,
+            'decimales' => $this->decimales
+        ];
+        return $arr;
+    }
 }
diff --git a/ui/common/Controller/Cuentas.php b/ui/common/Controller/Cuentas.php
index 332096d..19913fc 100644
--- a/ui/common/Controller/Cuentas.php
+++ b/ui/common/Controller/Cuentas.php
@@ -10,7 +10,8 @@ class Cuentas {
     return $view->render($response, 'cuentas.list');
   }
   public function show(Request $request, Response $response, View $view, $cuenta_id): Response {
-    return $view->render($response, 'cuentas.show', compact('cuenta_id'));
+      $max_transacciones = 100;
+      return $view->render($response, 'cuentas.show', compact('cuenta_id', 'max_transacciones'));
   }
   public function add(Request $request, Response $response, View $view): Response {
     return $view->render($response, 'cuentas.add');
diff --git a/ui/public/assets/scripts/cuentas.show.js b/ui/public/assets/scripts/cuentas.show.js
index e913f36..5f863ce 100644
--- a/ui/public/assets/scripts/cuentas.show.js
+++ b/ui/public/assets/scripts/cuentas.show.js
@@ -1,5 +1,5 @@
 class Transaccion {
-  constructor({id, debito_id, credito_id, fecha, glosa, detalle, valor, debito, credito, fechaFormateada, valorFormateado}) {
+  constructor({id, debito_id, credito_id, fecha, glosa, detalle, valor, debito, credito, fechaFormateada, valorFormateado, format}) {
     this.id = id
     this.debito_id = debito_id
     this.credito_id = credito_id
@@ -13,6 +13,7 @@ class Transaccion {
       valor,
       formateado: valorFormateado
     }
+    this.format_array = format
     this.debito = debito
     this.credito = credito
     this.modal = null
@@ -33,7 +34,7 @@ class Transaccion {
     }
     return !this.isDebito()
   }
-  draw({saldo, format}) {
+  draw({saldo, format, format_array, format_call}) {
     const fuente = (this.isDebito()) ? this.credito : this.debito
     return $('<tr></tr>').append(
       $('<td></td>').html(this.fecha.formateada)
@@ -44,11 +45,11 @@ class Transaccion {
     ).append(
       $('<td></td>').html(this.glosa + '<br />' + this.detalle)
     ).append(
-      $('<td></td>').attr('class', 'right aligned').html((this.isIncrement()) ? '' : format.format(this.valor.valor))
+      $('<td></td>').attr('class', 'right aligned').html((this.isIncrement()) ? '' : format_call({value: this.valor.valor, format, format_array}))
     ).append(
-      $('<td></td>').attr('class', 'right aligned').html((this.isIncrement()) ? format.format(this.valor.valor) : '')
+      $('<td></td>').attr('class', 'right aligned').html((this.isIncrement()) ? format_call({value: this.valor.valor, format, format_array}) : '')
     ).append(
-      $('<td></td>').attr('class', 'right aligned').html(format.format(saldo))
+      $('<td></td>').attr('class', 'right aligned').html(format_call({value: saldo, format_array, format}))
     ).append(
       $('<td></td>').attr('class', 'right aligned').append(
         $('<button></button>').attr('class', 'ui tiny circular icon button').append(
@@ -90,11 +91,33 @@ class Transaccion {
 
 const transacciones = {
   id: '#transacciones',
+  mes: '#mes',
+  buttons: {
+    prev: '#prev_button',
+    left: '#left_button',
+    right: '#right_button',
+    next: '#next_button'
+  },
   cuenta_id: 0,
   cuenta: null,
   transacciones: [],
   cuentas: [],
+  date: new Date(),
   saldo: 0,
+  acumulation: 0,
+  intl_format: null,
+  max: null,
+  format: ({format_array, format, value}) => {
+    let output = []
+    if (format_array.prefijo !== '') {
+      output.push(format_array.prefijo)
+    }
+    output.push(format.format(Math.round(value * Math.pow(10, format_array.decimales)) / Math.pow(10, format_array.decimales)))
+    if (format_array.sufijo !== '') {
+      output.push(format_array.sufijo)
+    }
+    return output.join('')
+  },
   get: function() {
     return {
       transacciones: () => {
@@ -105,20 +128,15 @@ const transacciones = {
             return
           }
           this.cuenta = data.cuenta
+          this.intl_format =  Intl.NumberFormat('es-CL')
           sendGet(_urls.api + '/cuenta/' + this.cuenta_id + '/categoria').then((resp) => {
             this.cuenta.categoria = resp.categoria
           }).then(() => {
-            this.saldo = this.cuenta.saldo
+            //this.saldo = this.cuenta.saldo
             $('#cuenta').html(this.cuenta.nombre + ' (' + this.cuenta.categoria.nombre + ')').append(
                 $('<i></i>').attr('class', 'square full icon').css('color', '#' + this.cuenta.tipo.color)
             )
-            const amount = data.transacciones
-            const step = 50
-            for (let i = 0; i < amount; i += step) {
-              promises.push(
-                sendGet(_urls.api + '/cuenta/' + this.cuenta_id + '/transacciones/' + step + '/' + i)
-              )
-            }
+            promises = this.get().transaccionesMes(this.date)
             if (promises.length > 0) {
               Promise.all(promises).then((data_arr) => {
                 this.transacciones = []
@@ -137,7 +155,13 @@ const transacciones = {
                   return (new Date(b.fecha)) - (new Date(a.fecha))
                 })
               }).then(() => {
-                this.draw().table()
+                this.get().transaccionesAcumulacion(this.date).then((response) => {
+                  this.acumulation = response.acumulation
+                  this.saldo = response.acumulation
+                }).then(() => {
+                  this.draw().table()
+                  this.draw().acumulation()
+                })
               })
             } else {
               this.draw().table()
@@ -145,6 +169,32 @@ const transacciones = {
           })
         })
       },
+      transaccionesLimit: () => {
+        let promises = []
+        const amount = data.transacciones
+        let step = 50
+        let start = 0
+        if (this.max !== null) {
+          step = Math.min(50, this.max)
+          start = Math.max(0, amount - this.max)
+        }
+        for (let i = start; i <= amount; i += step) {
+          promises.push(
+              sendGet(_urls.api + '/cuenta/' + this.cuenta_id + '/transacciones/' + step + '/' + i)
+          )
+        }
+        return promises
+      },
+      transaccionesMes: (mes) => {
+        let promises = []
+        promises.push(
+            sendGet(_urls.api + '/cuenta/' + this.cuenta_id + '/transacciones/month/' + [mes.getFullYear(), mes.getMonth() + 1, '1'].join('-'))
+        )
+        return promises
+      },
+      transaccionesAcumulacion: (mes) => {
+        return sendGet(_urls.api + '/cuenta/' + this.cuenta_id + '/transacciones/acum/' + [mes.getFullYear(), mes.getMonth() + 1, '1'].join('-'))
+      },
       cuentas: () => {
         return sendGet(_urls.api + '/cuentas').then((data) => {
           if (data.cuentas === null || data.cuentas.length === 0) {
@@ -185,13 +235,36 @@ const transacciones = {
         )
       },
       table: () => {
-        const format = Intl.NumberFormat('es-CL', {style: 'currency', currency: this.cuenta.moneda.codigo})
         const parent = $(this.id)
         parent.html('')
         $.each(this.transacciones, (i, el) => {
-          parent.append(el.draw({saldo: this.saldo, format: format}))
           this.saldo = this.saldo + parseInt(el.valor.valor) * ((el.isIncrement()) ? 1 : -1)
+          parent.append(el.draw({saldo: this.saldo, format: this.intl_format, format_array: this.cuenta.moneda.format, format_call: this.format}))
         })
+      },
+      acumulation: () => {
+        const parent = $(this.id)
+        parent.prepend(
+            $('<tr></tr>').append(
+                $('<td></td>').html('')
+            ).append(
+                $('<td></td>').html('')
+            ).append(
+                $('<td></td>').html('Acumulacion Anterior')
+            ).append(
+                $('<td></td>').attr('class', 'right aligned').html('')
+            ).append(
+                $('<td></td>').attr('class', 'right aligned').html('')
+            ).append(
+                $('<td></td>').attr('class', 'right aligned').html(this.format({
+                  format_array: this.cuenta.moneda.format,
+                  format: this.intl_format,
+                  value: this.acumulation
+                }))
+            ).append(
+                $('<td></td>').attr('class', 'right aligned').html('')
+            )
+        )
       }
     }
   },
@@ -248,6 +321,33 @@ const transacciones = {
       this.get().transacciones()
     })
   },
+  changeMonth: function(dif) {
+    let d = this.date
+    d.setMonth(this.date.getMonth() + dif)
+    this.date = d
+    this.checkButtons()
+    $(this.mes).calendar('set date', this.date)
+  },
+  changeYear: function(dif) {
+    let d = this.date
+    d.setFullYear(this.date.getFullYear() + dif)
+    this.date = d
+    this.checkButtons()
+    $(this.mes).calendar('set date', this.date)
+  },
+  checkButtons: function() {
+    let f = new Date()
+    if (this.date.getMonth() === f.getMonth() && this.date.getFullYear() === f.getFullYear()) {
+      $(this.buttons.right).addClass('disabled')
+    } else {
+      $(this.buttons.right).removeClass('disabled')
+    }
+    if (this.date.getFullYear() === f.getFullYear()) {
+      $(this.buttons.next).addClass('disabled')
+    } else {
+      $(this.buttons.next).removeClass('disabled')
+    }
+  },
   refresh: function () {
     this.get().transacciones()
   },
@@ -283,11 +383,49 @@ const transacciones = {
           maxDate: new Date()
         })
         this.get().cuentas()
+      },
+      mes: () => {
+        const meses = ['Enero', 'Febrero', 'Marzo', 'Abril', 'Mayo', 'Junio', 'Julio', 'Agosto', 'Septiembre', 'Octubre', 'Noviembre', 'Dicembre']
+        $(this.mes).calendar({
+          type: 'month',
+          initialDate: this.date,
+          maxDate: new Date(),
+          text: {
+            months: meses,
+            monthsShort: meses.map((item) => {item.slice(0, 3)})
+          },
+          formatter: {
+            date: function (date, settings) {
+              if (!date) return '';
+              return meses[date.getMonth()] + ', ' + date.getFullYear()
+            }
+          },
+          onChange: (date) => {
+            this.date = date
+            this.refresh()
+          }
+        })
+      },
+      buttons: () => {
+        $(this.buttons.right).click((e) => {
+          this.changeMonth(1)
+        })
+        $(this.buttons.left).click((e) => {
+          this.changeMonth(-1)
+        })
+        $(this.buttons.next).click(() => {
+          this.changeYear(1)
+        })
+        $(this.buttons.prev).click(() => {
+          this.changeYear(-1)
+        })
       }
     }
   },
   setup: function() {
     this.build().modal()
+    this.build().mes()
+    this.build().buttons()
     $(this.id).parent().find('#refresh').click(() => {
       this.refresh()
     })
diff --git a/ui/resources/views/cuentas/show.blade.php b/ui/resources/views/cuentas/show.blade.php
index f2614e5..632ff24 100644
--- a/ui/resources/views/cuentas/show.blade.php
+++ b/ui/resources/views/cuentas/show.blade.php
@@ -5,6 +5,26 @@
 @endsection
 
 @section('cuentas_content')
+  <div class="ui right aligned header">
+    <div class="ui calendar" id="mes">
+      <div class="ui input right icon">
+        <input type="text" placeholder="Mes" />
+        <i class="calendar icon"></i>
+      </div>
+    </div>
+    <div class="ui icon button" id="prev_button">
+      <i class="double left angle icon"></i>
+    </div>
+    <div class="ui icon button" id="left_button">
+      <i class="left angle icon"></i>
+    </div>
+    <div class="ui icon disabled button" id="right_button">
+      <i class="right angle icon"></i>
+    </div>
+    <div class="ui icon disabled button" id="next_button">
+      <i class="double right angle icon"></i>
+    </div>
+  </div>
   <table class="ui striped table">
     <thead>
       <tr>
@@ -82,6 +102,7 @@
   <script type="text/javascript">
     $(document).ready(() => {
       transacciones.cuenta_id = {{$cuenta_id}}
+      transacciones.max = {{$max_transacciones ?? 100}}
       transacciones.setup()
     })
   </script>
diff --git a/ui/setup/settings/03_web.php b/ui/setup/settings/03_web.php
index 5e5d0d3..18dcb1a 100644
--- a/ui/setup/settings/03_web.php
+++ b/ui/setup/settings/03_web.php
@@ -22,5 +22,6 @@ return [
     ]);
     $arr['api'] = $_ENV['API_URL'] ?? 'http://localhost:9001';
     return (object) $arr;
-  }
+  },
+    'max_transacciones' => 100
 ];