小学数学解方程计算练习题用时:姓名:情况:3χ÷6=6.532-χ÷4=18.729-(χ-43)=1949-(44-χ)=3910-(35-χ)=030-(χ-...
小学数学综合简便计算班级:姓名:情况:20×66.6×5125÷25×2071.7+16.7+83.393.7×125×871.7+16.5+28.3125×60.5×8149.6-5.5-94...