Question

0.25×1.25×0.48等于几过程

0.25×1.25×0.48等于几过程

Answer 1

0.25×1.25×0.48
=0.25×1.25×0.8×0.6
=0.25×1×0.6
=0.15

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Answer 2

0.25×1.25×0.48
=0.25x1.25x0.8x0.6
=（0.25x0.6）x（1.25x0.8）
=0.15x1
=0.15

Answer 3

0.25x1.25x0.48
=¼x1.25x0.48
=1.25x0.12
=0.15

Answer 4

巧用25 × 4 = 100 以及 125 * 4 = 500；且看口算分解
0.25 × 1.25 × 0.48
= 0.25 × 1.25 × (0.4 × 0.4 × 3)
= (0.25 × 0.4) × （1.25 × 0.4） × 3
= 0.1 × 0.5 × 3
= 0.15

Answer 5

=0.25*4*1.25*4*0.03
=1*5*0.03
=0.15