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Reto de Cálculo Mental

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Reto de Cálculo Mental

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About this activity

Desafía tu rapidez con números.

Created by

Laura Karola Salazar Paz
Laura Karola Salazar Paz
Colombia

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Reto de Cálculo Mental
 

Reto de Cálculo MentalOnline version

Desafía tu rapidez con números.

by Laura Karola Salazar Paz
1

¿Cuál es el resultado de 78 + 27?

2

Si 144 se divide entre 12, ¿cuánto es?

3

Calcula mentalmente 9 × 7.

4

¿Qué da 250 − 83?

5

Multiplica 25 por 16.

6

¿Cuánto es 64 ÷ 4?

7

Si 5 × 9 + 6 es…

8

Calcula 200 − (75 ÷ 3).

9

¿Cuánto es 123 + 77?

10

Si duplicas 58 y restas 20, ¿cuál es el resultado?

11

243+99=

12

1970-99

13

Que numero falta?

14

Tengo un numero, si lo multiplo por 2 y luego le sumo 10, obtengo 34. ¿Cual es el numero?

15

Maria tiene 28 años. Si hubiera nacido hace 8 años, ¿Cuantos años tendria?

16

Reto: que número sigue en la secuencia: 1, 2, 4, 7, 11, 16, 22,_____

17

Reto de logica: si PIÑA=20, UVA=15, a qué equivale BANANO

18

¿Cuanto es 9099+1?

 
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