1.08x0.8÷0.25的简便运算？
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1.08×0.8÷0.25
=1.08×0.8×4÷4÷0.25
=1.08×0.8×4÷(4×0.25)
=1.08×0.8×4÷1
=1.08×0.8×4
=1.08×8×0.4
=(1+0.08)×8×0.4
=(1+0.08)×3.2
=3.2+0.256
=3.456
=1.08×0.8×4÷4÷0.25
=1.08×0.8×4÷(4×0.25)
=1.08×0.8×4÷1
=1.08×0.8×4
=1.08×8×0.4
=(1+0.08)×8×0.4
=(1+0.08)×3.2
=3.2+0.256
=3.456
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