Question

Folosind propoetatile de comutivatie si asociativatate ale inmultiri calculeaza dupa model

Answer 1

Răspuns:

5).

2x5x478=10x478=4780

25x4x567=100x567=56700

50x2x767=100x767=100x767=76700

125x8x763=1000x763=763000

5x20x9x37=100x9x37=900x37=33300

4x5x179=20x173=3460

Explicație pas cu pas:

Answer 2

Răspuns:

Explicație pas cu pas:

a) 2×5×478=478×10=4780

b)25×4×567=567×100=56700

c)50×2×767=100×767=76700

d)125×8×763=1000×763=763000

e)5×20×9×37=100×9×37=900×37=33300

f)4×5×173=20×173=3460