五年级分数加减法口算练习50道(人教版)

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重庆大学研招网-关于读书的演讲稿


3
4

1
2


1
3

1
6


11
7

9


1
2

1
5
=
10
10

9
9


1
3

1
4


83
11

11


1-
1
10


2-
5
7


6+
1
8


3
4

0.75=
7
8
+
5
8
=
2-
2
3
=
2
9
+
4
9
=
7
12
―
1
12
=
2
9
+
5
9
=
1-
6
7
=
3
5
+
4
5
=
7
10
-
3
10
=
5
8
-
1
4
=
2
3
+
1
6
=
1
5
-
1
8
=
2
3
+
4
9
=
7
8
+
1
2
=
11
4
+
3
=
4
5
-
2
3
=
5-
1
4
=
1
4
+
1
3
=
1
5
―
1
7
=

57
6
―
12
=
3
4
+
1
2
=

7
12
―
1
3
=
6-
8
11
=
1
2
+3=
5
-
1
1212

7
9
-
4
9
=
1
+
3
1010
=
3
8
+
5
8
=
1
-
1
66
=
1
3
+
1
4
=
1
-
1
2
3
=
1-
2
7
=
11
2
+
6
=
1
6
+
5
6
=
3
-
3
77
=
1
8
+
5
8
=
9
-
3
1010
=
1-
4
9
=
1
8
+
1
4
=
1
3
-
1
4
=
1
2
+
1
3
=
1-
41
5
-
5
=
2
3
+
4
5
+
1
3
=
1-
45
9
+
9
=
5-
3
7
-
4
7
=
1
6
7
―
7
=
1
2
-
1
3
-
1
6
=
5
9
+
8
9
=




3―


1
8
+
7
8
=
19
24
-
13
24
=
19
36
+
3
36
=
3
7
+
4
7
=
11
8
-
1
8
=
1
4
-
1
9
=
12
13
-
3
13
=
2
5
+
1
5
=
4
7
-
2
7
=
5
8
+
1
8
=
12
9
+
9
=
11
6
+
6
=
2
3
-
1
3
=
9
10
+
1
10
=
7
12
-
5
12
=
25
5
-
10
5
=
1-
2
5
=
1
3
+
2
3
=
4
7
-
2
7
=
1
6
+
5
6
=
9
10
-
3
10
=
2
9
+
4
9
=
1
8
+
1
8
+
3
8
=
1-
24
9
-
9
=
12
11
-
1
11
=
44
7
+
7
=
1-
8
9
=
111
2
+
5
+
2
=
2
5
-
1
5
=
3
4
+
1
4
=
2
9
+
5
9
=
1
2
+
1
2
=
5
8
-
3
8
=
5
6
-
1
6
=
1
4
-
1
5
=
1-
5
6
=
9
10
-
4
10
=
11
10
-
3
8
=
8
9
+
4
11
+
1
9
=
1-
1
6
-
1
6
=
311
4
+
4
+
4
=

7
8
-
3
8
+
3
8
=
1
5

2
5


53
8

8


11
2

3






3
4

1
2


13
8

8


51
9

3


1
2

1
10


31
5

15


81
9

18


74
11

11


5
6

2
3


1
1
4


5
7
+
6
7
=
1
8
+
7
8
=
17
24
-
13
24
=
17
37
+
3
37
=
3
7
+
4
7
=
11
9
-
1
9
=
1
4
-
1
7
=
8
9
+
5
6
+
1
9
=
1-
3
6
-
1
6
=
5
7
+
6
7
=
1
8
+
7
8
=
17
24
-
13
24
=
17
37
+
3
37
=
3
7
+
4
7
=
11
9
-
1
9
=
1
4
-
1
7
=
11
10
-
3
8
=
8
9
+
51
6
+
9
=
1-
3
6
-
1
6
=
51
12
-
24
=
8
9
+
4
11
+
1
9
=
5
3
1
6
+
4
-
3
=
11
12
-(
11
6
+
8
)=
11-
7
10
-
3
10
=

7
12
-(
3
4
-
1
2
)=

1
2
-(
3
4
-
3
8
)=
1
4
+
23
5
-
10
=
5
6
-
2
3
+
5
24
=
1
2
+
2
3
-
4
15
=
7
-(
1
82
+
3
16
)=
2
9
+(
9
10
-
2
5
)=
17
20
-(
2
5
+
9
20
)=
7
9
-(
1
6
+
4
9
)=
32
1
4
-
9
+
4
=
5
412
6
-
9
+
6
-
9
=
5
+
1
-
3
-
1
8
8
1010=
9
10
-(
1
10
+
2
5
)=
3
84
7
+
15
+
7
+
7
15
=
3
10
+
1
3
+
1
10
= 5
3
9
14
+
4
+
14
+
1
4
=
1
4
+
735
12
+
4< br>+
12
=


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