(-5.25)*(-4.73)-4.73*(-19.75)-25*(-5.27)
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(-5.25)*(-4.73)-4.73*(-19.75)-25*(-5.27)(-5.25)*(-4.73)-4.73*(-19.75)-25*(-5.27)(-5.25)*(-4.73)-4.73
(-5.25)*(-4.73)-4.73*(-19.75)-25*(-5.27)
(-5.25)*(-4.73)-4.73*(-19.75)-25*(-5.27)
(-5.25)*(-4.73)-4.73*(-19.75)-25*(-5.27)
(-5.25)*(-4.73)-4.73*(-19.75)-25*(-5.27)
=5.25*4.73+4.73*19.75+25*5.27
=4.73*(5.25+19.75)+25*5.27
=4.73*25+25*5.27
=25*(4.73+5.27)
=25*10
=250
(-5.25)*(-4.73)-4.73*(-19.75)*25*(-5.27)
(-5.25)*(-4.73)-4.73*(-19.75)-25*(-5.27)
(-5.25)x(-4.73)-4.73x(-19.75)-25x(-5.27)怎么求?
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有理数乘法简便计算（1道）(-5.25)*(-4.73)-4.73*(-19.75)-25*(-5.27)=?简便的,THANK YOU!
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