
1.44÷0.8×1.25递等式计算怎么算?
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2020-10-15 · 知道合伙人教育行家
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1.44÷0.8×1.25
=1.44×1.25÷0.8
=(1.8×0.8)×1.25÷0.8
=1.8×(0.8×1.25)÷0.8
=1.8×1÷0.8
=1.8÷0.8
=9÷4
=2.25
=1.44×1.25÷0.8
=(1.8×0.8)×1.25÷0.8
=1.8×(0.8×1.25)÷0.8
=1.8×1÷0.8
=1.8÷0.8
=9÷4
=2.25
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