14.37×7.88-9.37×7.38+1.437×21.2-93.7×0.262
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/05/15 00:23:43
14.37×7.88-9.37×7.38+1.437×21.2-93.7×0.262
14.37×7.88-9.37×7.38+1.437×21.2-93.7×0.262
=14.37×7.88-9.37×7.38+14.37×2.12-9.37×2.62
=14.37×(7.88+2.12)-9.37×(7.38+2.62)
=14.37×10-9.37×10
=(14.37-93.7)×10
=5×10
=50
=14.37×7.88-9.37×7.38+14.37×2.12-9.37×2.62
=14.37×(7.88+2.12)-9.37×(7.38+2.62)
=14.37×10-9.37×10
=(14.37-93.7)×10
=5×10
=50
14.37×7.88-9.37×7.38+1.437×21.2-93.7×0.262
14.37乘7.88—9.37乘7.38+1.437乘21.2—93.7乘0.262 急
15.37×7.88-9.37×7.38+1.537×21.2-93.7×0.262
15.37*7.88-9.37*7.88+15.37*2.12-9.37*2.12简算
37*7.88-9.37*7.88+15.37*2.12-9.37*2.12 简便方法
15.37*7.88-9.37*7.88-15.37*2.12+9.37*2.12的答案.
15.37×7.88-9.37×7.88+15.37×2.12-9.37×2.12的简便计算
15.37*7.88-9.37*7.88-15.37*2.12+9.37*2.12= *=乘号
15.37*7.88-9..37*7.88+15.37*2.12-9.37*2.12简便计算
(7.88+6.77+5.66)×(9.31+10.98+10)—(7.88+6.77+5.66+10)×(9.31+1
7.38+2.56=?用竖式算
用简便方法计算 9.37×15-9.37×6+9.37