1.458÷0.36×1.25 脱式计算,能简算的要简算。
2011-01-13
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1.458÷0.36×1.25
=1458/1000÷36/100X125/100(带/号的为分式,36/100为百分之三十六)
=1458/1000X100/36X125/100
=1485/1000X(100/36X125/100)
=1485/1000X125/36
=1485/1000X1000/288
=1485/288
=5.15625
=1458/1000÷36/100X125/100(带/号的为分式,36/100为百分之三十六)
=1458/1000X100/36X125/100
=1485/1000X(100/36X125/100)
=1485/1000X125/36
=1485/1000X1000/288
=1485/288
=5.15625
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