递等式计算,能简便的简便计算.
问题描述:
递等式计算,能简便的简便计算.
3.68×【1÷(2.1-2.09)】4分之41-3分之5×6+12分之1 375+450÷18×25
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(5分之4+4分之1)÷3分之7+10分之7 (54+13分之9)÷9276×7分之2÷27.6
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3.4-8.4×4分之1+1.6÷5分之42.9×995.87+3.4-0.87+1.6
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0.4×1.25×25×817.5-4.25.5.75 0.125×0.25×32
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(6.3-6.3×0.9)÷6.3 9.7÷1.25÷0.8 (20分之7+50分之11+25分之6)÷5分之2
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168.8÷(24.3×2-6.4)7.25-3又7分之3+3.75-6又7分之4
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0.625×5.8+8分之5×3.2+8分之5
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答
3.68×【1÷(2.1-2.09)】 4分之41-3分之5×6+12分之1 375+450÷18×25=3.68×(1÷0.01) = 4分之41-10+12分之1 =375+25×25 =3.68×100 = 4分之1+12分之1 =375+625=368 =3分之1 =1000(5分之4+4分之1)÷3分之7+1...