(-5.25)*(-4.73)-4.73*(-19.75)-25*(-5.27)

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/25 14:34:46
(-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