六年级分数乘法简便运算练习题
vb课程设计-化彩妆步骤
分数乘法简便运算(一)
(
(
7185518
3
- )×60 (+ )×18
( - )×
125695
18
9
218427
+
)× 5 ( + )×27 6 ×( + )
205
16
5
×
7
3
713
-
5
×
13
1.3
5
35
5
7
×
8
+
8
×
7
6
25
× 24
34
4
4
5
×10
25
(
1
5
+
3
7
)×7 ×5
927
×11.6-1.6×1.3
2
3
×7+
2
3
×5
21
×
34
35
3
8
×8 3
7
12
-
1
5
)×5 × 12 (
1 4
183
0
9
5
×11.6+18.4×
9
5
×
34
7
+
7
×21
6
13
×12
4
5
×2.5
5
6
-
5
9
)×6×18
(
分数乘法简便运算(二)
482184
( + )×7×9
( + )× 5×4 ( + )×27×3
79205927
5
47521
54
×× ×16×
××14
59
8
23
5
×
4 ×
4
6
7
10
×101-
7
10
12×
66
13
+
13
1
6
×(7 -
2
3
)
164
2
+
4
×
6
75
×(
2
18
×
7
30
)
3
5
× 99 +
3
5
5
8
×7+
5
8
0.92
(
3
5
+
21
25
)× 25
1-
12
6
×(5 -
3
)
2 4
137
4
17
×(125 ×
34)
7
10
×101-
7
10
×99+0.92
521
14
×
25
2
5
×
29
10
+
10
分数乘法简便运算(三)
65
63
×101
× 78 ×28
7727
100
14×
99
77
-
1.3×11-1.3 ×19+
1313
(
23
20
+
8
)× 20× 8
3
6 ×5×(
2
18
+
7
30
) 30
5
7
×13+
5
7
17×
55
9
+
9
(
15
24
-
3
8
)×
6
15
×12×(
2
3
-
×(
2
18
+
7
30
)
22
3
×20+
3
12
3
4
×19+
3
4
23
1
6
2
6
×(
9
+
3
)
3 4
55
1
6
)
(
3
5
+4 )× 25
(
71
12
-
5
)×60
×
6
13
+
6
13
×
33
4
+
4
(
3
5
+
2
25
)× 2
分数乘法简便运算(四)
7534313
17
12×( + + ) ×( + )
( + )×35
246417457
2
4636555132
3
3
× + × × +
× ×+ ×
713713
46
7
×
13
+
3
7
×
6
13
8
9
×
4
27
×27
2
5
×
2
10
×
5
6
5
5
7
-
4
9
×
6
4
1
7
12
×6+
5
12
6996
3
3
8
×
7
11<
br>+
4
11
×
3
3
8
0.92
5217
14
×
25
×
5
×
4
7
×
3
5
-
5
7
×
21
25
5
13
×
4
3
7
+
8
4 4
4
5
45
×1.41+0.92×8.59
32
4
×
5
×
5
7
2
3
×
1
5
×6
1
2
+(
5
4
×
4
5
)
13
3
×
5
+
4
5