小学数学解方程计算练习题用时:姓名:情况:32+χ+16=5413+χ+24=5133+χ+15=5314+χ+8=3034+χ÷23=3615+51÷χ=40.535...
小学数学综合简便计算班级:姓名:情况:171.6-33.7-66.325×2045.6×8×258×(30-25)738.6-93.6-38.638.7+82.7+61.327.7×25×47...