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Primero-Cuaderno-del-Alumno-optimizado

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T 8-4<br />

Calculo otras restas descomponiendo números<br />

¿Cómo calculamos 14-8?<br />

14-8<br />

14-8= Si quitamos 8 de 10,<br />

nos queda .<br />

10 4<br />

2<br />

y son .<br />

Realizo la resta. Uso la forma de cálculo que he aprendido.<br />

10<br />

12-7<br />

12-7= Si quitamos 2 de 10,<br />

nos queda .<br />

8<br />

y son .<br />

Calculo.<br />

a) 11-8= b) 12-8 c) 11-7<br />

d) 14-7 e) 15-8 f) 16-7<br />

g) 13-6 h) 14-6 i) 15-6<br />

106<br />

Calculo.<br />

a) 12 - 6 b) 16 - 8 c) 13 - 8

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