0.25x9.6x1.25怎么用简算
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0.25x9.6x1.25
=0.01*25*(10-0.4)(1+0.25)
=(0.01*25*10-0.01*25*0.4)(1+0.25)
=(2.5-0.1)(1+0.25)
=2.4(1+0.25)
=2.4+0.6
=3
=0.01*25*(10-0.4)(1+0.25)
=(0.01*25*10-0.01*25*0.4)(1+0.25)
=(2.5-0.1)(1+0.25)
=2.4(1+0.25)
=2.4+0.6
=3
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0.25×9.6×1.25
=(0.25×4)×1.2×(1.25×2)
=1×1.2×2.5
=0.3×(4×2.5)
=0.3×10
=3
=(0.25×4)×1.2×(1.25×2)
=1×1.2×2.5
=0.3×(4×2.5)
=0.3×10
=3
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=1.25×(8×4×0.3)×1.25
=1.25×8×(4×1.25)×0.3
=10×1×0.3
=3
=1.25×8×(4×1.25)×0.3
=10×1×0.3
=3
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