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Sumas de dos cifras: retos

Yes or No

Played 0

About this activity

Determina si cada suma es correcta (Sí/No).

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Dominican Republic

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Sumas de dos cifras: retos
 

Sumas de dos cifras: retosOnline version

Determina si cada suma es correcta (Sí/No).

by Glennifer Veras
1

La suma 55 + 33 es 90.

2

La suma 55 + 33 es 88.

3

La suma 68 + 24 es 93.

4

La suma 19 + 41 es 60.

5

La suma 68 + 24 es 92.

6

La suma 34 + 27 es 60.

7

La suma 42 + 15 es 57.

8

La suma 34 + 27 es 61.

9

La suma 42 + 15 es 58.

10

La suma 19 + 41 es 61.

11

La propiedad asociativa cambia el resultado de la suma.

12

Un diagrama de barras ayuda a visualizar cuánto se suma para obtener el total.

13

En un problema aditivo, el total es la suma de las cantidades.

14

La resta solo se usa para quitar cosas, no sirve en problemas aditivos.

15

Si A+B=20, A siempre es igual a B.

16

Si A+B=17 y A=9, entonces B=8.

17

El orden de los sumandos debe ser siempre el mismo que en el enunciado.

18

Puede usar la resta para encontrar una cantidad faltante en un problema aditivo.

19

Todos los problemas aditivos tienen números negativos.

20

La propiedad conmutativa permite cambiar el orden de los sumandos sin cambiar el resultado.

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