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a fost răspuns

calculeaza apoi efectueaza probele 8×63 230÷7​

Răspuns :

Crys157724

8×63=504

proba :

504:63=8

504:8=63

_______________

230:7=32 rest 6

21

-------

=20

14

---------

=6

proba :

230=32×7+6=224+6=230

ChineliMaria2006
63 × 8= 504

proba: 504:8= 63

230:7= 32,6

proba: 32, 6 × 7= 230

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