班别: 姓名: 分数:
(- )×60 (+ )×18 ( - )×
(+ )× 5 (+)×27 6 ×(+)
(- )× ×(+) (+)× 25
( + )× (- )×20 ( - )×18
12×(+ + ) ×(+ ) (+ )×35
×+× ×+ × ×+ ×
×+ × ×+× 0.92×1.41+0.92×8.59
×+ ÷ ÷- × ×6 +÷
×-÷ 1.3×11.6-1.6×1.3 ×11.6+18.4÷
×+× ×7+×5 21×+×21
×101 × 78 ×28
36× 21× 37×
× 24 34× ×12
×26 × 30 × 27
4×10 25×8 3×2.5
(+ )×7 ×5 (- )×5 × 12 ( - )×6×18
( + )×7×9 (+ )× 5×4 (+)×27×3
(+ )× 20× 8 3×12×(- ) (+4 )× 25
( + )×24 (- )×6×10 ( - )×18×2
6 ×5×(+) 30×(+) ( - )×60
×101- × 99 + ×101-
12×+ ×7+ 0.92×99+0.92
14×- 1.3×11-1.3 ×19+
×13+ ×20+ 12×+
17×+ ×19+ 23×+
乘法结合律和交换律
××5 ××3 ×5×18
×× ×16× ××14
× 4 × 6 ×(×) ×(125 × 34)
××27 × × × ×
×× 5×× ××6
分数混合计算练习题
×(7 - ) (+ )× 25 1- ×
+ × ×(5 - ) ×+
- × 1-× +(×)
×6+ ×+ ×+下载本文