Question

calculeaza dupa model :6×40=6×4×10=24×10=240: 9×50= ,7×80= ,4×90= ,30×8=,60×7=, 80×6=.

Answer 1

9*50=9*5*10=45*10=450

7*80=7*8*10=56*10=560

4*90=4*9*10=36*10=360

30*8=3*10*8=24*10=240

60*7=6*10*7=42*10=420

80*6=8*10*6=48*10=480

Answer 2

Răspuns

9x50=9x5x10=45x10=450

7x80=7x8x10=56x10=560

4x90=4x9x10=36x10=360

30x8=3x10x8=24x10=240

60x7=6x10x7=42x10=420

80x6=8x10x6=48x10=480

Explicație pas cu pas:

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