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Calculeaza si verifica facand proba prin imultire a.49÷4 b.375÷5



Răspuns :

49 : 4 = 12 rest 1

4

___

= 9

8

___

1

proba : 12 × 4 + 1 = 48 + 1 = 49

375 : 5 = 75

35

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=25

25

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==

proba : 75 × 5 = 375