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Repaso de temas 2do Primaria II unidad
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Resuelve: 567 - 249=
318
Resuelve : 984 - 176 =
808
Resuelve : 496 - 326=
170
Propiedad de la suma que indica que no importa la forma de asociar los nĂşmeros el total no cambia:
Asociativa
314 + 846 = 846 + 314 =
1,160
Resuelve: 325 + ( 220 + 110) =
655
821 + 112 =
933
( 114 + 112 ) + 246 =
472
372 + 117 = 117 + 372:
489
Propiedad de la suma que indica que el orden de los sumandos no altera el total:
Conmutativa
Resuelve: 294 + 325 =
619
Resuelve : 434 + 146 =
580