六年级上册数学分数乘法的简便计算练习题人教版
关于水的作文-里约奥运会赛程
2143
× ×3 5×
357
×
5
55512353
× + × × + ×
699694274
2
×
4 ×
3
5
4
(
84
9
+
27
)×27
(
3
-
36
8
8
)×
15
(
21
20
+
5
)× 5
6
×(
2
×
7
18
30
)
1
×(7 -
2
63
)
6762
21×
3
13
×
5
-
13
×
5
20
7
×6 -
5
× 6
37×
3
121235
6
× 24 (
3
255
+ 7 )× 25
3
4
×
1
2
+
3
4
×
2
5
545
7
-
9
×
7
1-
5
2116
×
4
14
×
25
2
+
46
1
6
×(5
-
2753
3
) 12×(
24
+
6
+
4
)
4
17
×(125 × 34)(
13
5
+
7
)×7 ×5
19
20
×
199 ×
19
20
(24 +
81
3
)×
24
6
77
× 78 45.55-(6.82+15.55)
34.52-17.87-12.23 6.43-(1.4-0.57)
23.75-8.64-3.46
5.38+88.2-2.38+1.8
21.63-(8.5+9.63)
36.5×1.4-8.51÷3.7 35 ÷〔78 -(25 +38 )〕
51.3-3.79+9.7-6.21 2.5×4.4
8×0.4×12.5×2.5
17.83-9.5-7.83-0.5
36.5×1.4-8.51÷3.7 25×1.25×32
1.7+150 +3.98
125×(8+0.8+0.08) 17.625-(4.4+58
)
3.35×6.47×2+6.7×3.6
18.7-3.375-6.625
1.7+150 +3.98