13.7/4+25.3*0.25+0.25简算!

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13.7/4+25.3*0.25+0.25简算!
13.7/4+25.3*0.25+0.25简算!

13.7/4+25.3*0.25+0.25简算!
13.7/4+25.3*0.25+0.25
=13.7*0.25+25.3*0.25+0.25
=0.25*(13.7+25.3+1)
=0.25*40
=10

原式=13.7*0.25+25.3+0.25+0.25=(13.7+25.3+1)*0.25=30+0.25=7.5

13.7/4+25.3/4+1/4=40/4=10

10,把零点二五都变为四分之一,分子之和是四十,分母是四所以结果十

13.7/4+25.3*0.25+0.25
=13.7*0.25+25.3*0.25+0.25
=0.25*(13.7+25.3+1)
=0.25*40
=10