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Meunica1
a fost răspuns

calculeaza apoi efectueaza proba prin operatie inversa:3×7;2×6;8×5;10×7;24÷4;72÷9;56÷7;50÷5

Răspuns :

XDeDee
3x7=21 21÷7=3,2x6=12 12÷6=2,8x5=40 40÷5=8,10x7=70 70÷7=10,24÷4=6 6x4=24,72÷9=8 8x9=72,56÷7=8 8x7=56,50÷5=10 10x5=50
Maryo34
3×7=21 ;2×6=12; 8×5=40; 10×7=70; 24÷4=6; 72÷9=8; 56÷7=8; 50÷5=10;

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