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clasa-a4-a calculeaza si verifica prin proba 49÷6 72÷3 69÷32

Răspuns :

49:6=8 rest 1
PROBA : 49=6×8+1=48+1=49
72:3=24
PROBA : 72=24×3=72
69:32=2 rest 5
PROBA : 69=32×2+5=64+5=69