文档介绍:六年级上册数学分数乘法计算专项练****br/>递等式计算(能简算的要简算)
65×+ (+)×12 ×(15×)×
3--×+×(+)×+
18×(+) ×7+×5 (-)×(24-)
××22 1×××× ×6×
×7+×5××-(+-)×12
×22× 2××××24 ××
(-)×24-) (×+)××+×
× 199 × (24 + )××+ ×
×2010 (3+)××+×
(+)×24 ×97××15-×15
()×+×+
17× ( +)×27 ×××17
(99+)×
99× (+)×18 - ×
(21×+×21)×××(+)×15×11
×19 ×+ × (+ 7 )× 25
(+)×30 ×-× 10 - - +
-1×++×
4--×58+×41+××53
×- 7-12××2+×33-9
××16 + × 44-72×17×
-××- 27×+×-
( +)×32 ×+××××+×
17× ( +)×27 ×××17
×22× 2××××24 ××
( +)×32 ×+× (-)×6
××22 1×××× ×6×
99× (+)×18 - ×
××××14 5××1×1×2
×101- (14+)×4 ××14
×+120 40-2×
12×(+ + ) ×(125 × 34) -×
×+1 +× 1- ×+ ×
× 199 × (24 + )××+ ×