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Cine m ajuta ... Calculeaza in scrissi verifica prin adunare repetata 143×2 223×3 1341×2 3212×3 1202×4 3112×5

Răspuns :

143x2=286
Verificare: 143+143=286

223x3=669
Verificare: 223+223+223= 669

1341x2=2682
Verificare: 1341+1341=2682

3212x3=9636
Verificare: 3212+3212+3212= 9636

1202x4=4808
Verificare: 1202+1202+1202+1202=4808


43112x5=215560
Verificare: 43112+43112+43112+43112+43112=215560
143×2=286

V.=286÷2=143

223×3=669

V.=669÷3=223

1341×2=2682

V.=2682÷2=1341

3212×3=9636

V.=9636÷3=3212

1202×4=4808

V.=4808÷4=1202

3112×5=15560

V.=15560÷5=3112