小学五年级20套分数口算练习题
理科状元-浙江省高考排名
练习题(一)
一、口算
222222222
+ = ÷ = × = - = 1
+ =
55
1
2
+
1
3
=
二、脱式计算
3
4
+
11
15
-
4
三、解方程
7
10
- X
-
1
8
=
1
5
5
6
+ X =
11
9
-
2
3
X -
55
1
2
÷
1
3
=
511
12
+
15
-
6
55
1
2
×
1
3
=
3
5
-
1
15
+
1
20
5
9
+
2
3
- X =
2
5
X +
385
7
=
21
+
14
555
1
2
-
1
3
=
71
9
+
3
=
431837
15
+
8
-
15
9
+
8
+
8
23
9
+
8
=
3
4
练习题(二)
一、口算
7511977
3
+ =
7 × =
- =
1.6 ÷ 0.7 =
- =
14
9988312
8542
311
+ =
÷ 6 =
- =
×
0.15 = 1÷3× =
156
7
二、解方程
28
7
×X=
21
15
2X +
2
5
=
3
5
三、简算
(1)(
8
+
4
9
27
)×3 ×9
(4)
5551
6
×
9
+
9
×
6
2135
3
÷X=
5
6
X
3
4
x=
15
16
(2)(
33
6
8
-
8
)×
15
(5)
2353
9
×
4
+
27
×
4
3
×
9
10
=24×
1
8
(3)
12
6
×(7 -
3
)
练习题(三)
一、口算
9713114674
92
- = + =
+ = - =
×
2
113
9173311111
×
÷
÷
÷
-
0111011
二、列式计算
25
9
÷
54
4
÷
5
22÷
113
12
÷
4
三、解方程
15
4
- X =
137
6
-
8
X -
13115
4
-
6
=
12
+ X
(
5
9
-
1
2
×
1
3
)÷
5
6
3
8
×
515
6
÷
16
11
15
+
11
20
=
11
10
13
6
-
11
9
=
25
12
- X
9
14
×14×
2
9
4
5
-
44
9
=
3
- X
练习题(四)
一、口算
3
151813131
÷
= ÷= ÷ = ÷= × =
10
584213721721
1514
×12=
8×1.25= 99×17= 1÷0.25= 14÷ =
165
二、脱式计算
4
15
+
13
6
+
5
16×
3
2
8
÷
7
二、解方程
X×
31
5
=20×
4
5X-3×
5
5
21
=
7
7
20
+
31311
4
-
4
8
+
6
-
4
8
15
÷3×
5
6
5
4
×8+8×
1
4
X-
3
8
X=400
2
3
X÷
1
4
=12
2
9
+
1
15
+
4
15
5
7
÷
5
6
8116
9
X =
6
×
51
5
12
+
3
5
-
1
6
5
6
×(18+
6
25
)
练习题(五)
一、口算
82372
÷4=
1÷ = ÷3= 14÷ = ÷0.4=
95
3155
5
÷= ÷ =
× = ÷ = ÷=
77
8
16
二、简便算
6
×
762
13
5
-
13
×
5
37×
3
35
三、解方程式
1.4×8-2x=6
3(x+0.5)=21
523
7
6 -
5
12
×
12
× 6
6
25
× 24
6x-12.8×3=0.06
0.5x+8=43
9
1616
33433
8
+
8
×
7
+
8
×
7
410-3x=170
练习题(六)
3695691112423
+ +
+ + + + + -
101110
1
3
+
1
6
+
5
12
51
12
+
4
-
3
4
374
5
+
8
+
5
8
9
+
13
15
-
8
121111
293
9
+
10
-
10
2
3
+
96
11
-
11
38
8
+
9
-
2
9
134
6
+
5
-
15
3203
8
9
+
1
15
-
2
9
13
3
+
4
-
1
4
194
15
+
10
+
15
1
15
+
117
20
-
20
595
3
8
+
1
20
-
1
4
29
9
+
11
-
6
11
271
9
+
20
+
20
3
10
+
13
4
+
4
练习题(七)
151218123
5X+X= n + n= - =
m- m= + =
5843293714
71117855158
÷= + = ÷ = ÷=
× =
64
2
-
1
4
-
3
4
=
3
13
+
1
13
=
3
13
+
1
13
=
2
5
×
1
3
2
9
×
2
7
92
11
×
3
14226318
4
7
+
3
14
=
56
6
÷
5
=
3
13
÷
1
13
=
4
5
÷
1
5
=
练习题(八)
31
13
÷
13
=
4
5
÷
1
5
=
3
7
×
1
2
91
10
×
6
17
12
÷
5
6
11
11
÷
5
9173
14
×
2
13
÷
26
84
4
5
-
1
5
=
4
5
+
1
5
=
4
5
+
1
5
=
2
8
×
5
8
35
10
÷
6
31
8
÷
10
85
3
13
-
1
13
=
7
6
×
1
4
=
71
6
×
4
=
5
12
×
1
4
11
7
÷
9
11
10
÷
11
练习题(九)
5×3-x÷2=8 0.273÷x=0.35
1.8x=0.972 x÷0.756=90
9x-40=5
x÷5+9=21 48-27+5x=31
10.5+x+21=56
x+2x+18=78
4(x-5.6)=1.6
5.6x=33.6
(200-x)÷5=30
7(6.5+x)=87.5
9.8-x=3.8
(x-140)÷70=4
(27.5-3.5)÷x=4
75.6÷x=12.6
0.1(x+6)=3.3×0.4
x+19.8=25.8
5x+12.5=32.3
练习题(十)
简便运算
1531
×
+ × - ×101- × — × × 99
+
214214
(
4
7
+
8
9
)×7 ×9
3
18
5
26
2
×
1
3
5
32
5545
9
12
9
12
2
29
×(15×
29
31
)
41010999
4
5
×25
36×
34
35
25
5
×
6
1
1
10
2
1
5
3343
8
-
8
×
7
-
8
×
3
7
63
37
62
5
8
×
283
3
×
15
25
4
×4 54
955
5
6
-
5
9
)×
3
5
<
br>20
5
6
<
br>1
3
÷
6
7
+
2
3
÷
6<
br>7
×(
8
9
-
5
6
)
(
练习题(十一)
92
371953
×14×
3
1
81
85
1515147
149
22÷
113
12
÷
4
5
12
+
7
8
-
3
8
384
8
-
15
-
15
3
8
×
5
6
÷
15
16
16
1
6
+
25
9
+
12
111
20
-
15
+
7
20
×
3
2
8
÷
7
2
3
+
9
11
-
1
3
131
6
+
5
-
5
8
15
÷3×
5
6
3
4
-
1
3
+
1
6
3
1
4
5
+
1
2
1
3
+
3
4
-
1
6
9
10
-
21
9
+
20
97
10
-
8
+
5
8
练习题(十二)
一、解方程
3x+7=28 3x-3=1 7x+8=15
2x+9=17 3x-7=26
二、填入 >、 <、=
5
4 ○
5
9×
22313
6
×
6
3
○
3
×9
8
×
2
○
8
5
6
÷
2
3
○
5
6
4÷
8
9
○ 4
9
14
÷
3
2
○
9
14
12×
9
4348
20
○ 12
7
÷
8
○
7
×
3
三、口算
8
9
÷4=
1÷
2
3
=
37
5
÷3=
14÷
15
=
4
÷3 ○
4
5
5
7
15
÷
17
15
○
15
5
×
55
122
○
12
2
5
÷0.4=
练习题(十三)
一、口算
5
÷= ÷ = × = ÷ =
÷=
8
1677523
9
1616
二、列式计算
3
4
÷
7
8
÷
15
14
14
15
21
9
14
1
5
7
9
14
×14×
2
9
22
(
4
9
+
22
15
)÷
15
1
1
3
3
1
6
1
5
81
3
5
85
15
÷3×
6
÷
11
3
5
12
÷
3
4
8
×
15
6
÷
16
16
5
6
3
10
3
8
3
×
3
2
8
÷
7
12
1
2
7
15
1
15
练习题(十四)
一、解方程式
123
21
32
÷X= X+X=42
X-21×=4
510
x
1
4
x20
4X-6×
2
3
=2
X+
3
8
X=121
二、 口算
5
7
3
4
=
515
7
2
=
32
103
x
1
4
x105
X+
7
8
X=
3
4
2132
3
5
X--
3
X=
10
X-
7
X=
4
1
2
x
+
1
415
6
x
= 4
X÷
5
=
28
7
9
9
7
=
6493
5
3
=
10
2
=
8
9
35592
4
=
6
1=
6
10
5
练习题(十五)
一、直接写出得数
19
20
15
38
=
19
53
×0=
二、脱式计算
5
8
16
7
14
11
545
8
3
+
8
3
4
1
-
1
=
63
7
56
9
=
17
15
×60=
8
7
8
=
3524
8
6
35
57
8
÷
7
12
÷
10
1.8×
1
6
=
1
4
3
5
=
19
26
38
55
5
11
1
2
÷
52
4
×
3
4
×1=
11
72
+
7
=
3
4
÷
3
4
= 10÷10%=
12
33
5
25
6÷
3
10
-
3
10
÷6
33
3
1
3
5
×÷(-)
×4÷ ×4
3
44
12
一、解方程
5(x+8)=102
x+3x+10=70 3(x+3)=50-x+3
5x+15=60 3.5-5x=2
0.3
二、看谁算得又对又快
4
5
1
2
4
5
1
6
2
3
1
8
88
练习题(十六)
×7+4x=12.5
x÷1.5-1.25=0.75
150144
5
6
3
89
73
15
16
10
4
5
3
4
1
3
1
6
6756437
11
8
12
11<
br>
15
5
9
65
()24
(+)24
(1-)4
84977128568
练习题(十七)
一、直接写出得数
1
4
÷
4
5
=
6
7
÷6=
(3+
3
7
4
20
)×5=
11
×1
7
=
2
9
×2.7÷
60%= 9
-
7
8
÷
1
8
=
5379
7
4
=
9
7
=
8
9
3
4
=
9
10
3
2
=
51564
7
2
=
5
3
=
二、看谁算得又对又快
4
5
1
2
4
5
150144
589
6
3
15
16
76
÷7+
6
7
=
19
20
15
38
=
715
5
×
7
=
1
1
21311
73
5
104
一、解方程式
x
-
2
5
x
=14
3
5
x
+
2
5
= 5
二、列式计算
6
11
7
8
5
12
611
638436
练习题(十八)
3
5
+
1
4
x
=
17
20
7-
2
3
=2
x
x
-
5
8
x =
1
3
× 45
4
15
3
5
7111864<
br>9
8
49
7
7
1
2
x
-
1
3
x
= 5
(7
12
1
8
)24
2
5
5765815757
(+)24
(1-)4
9+
+3
68
121
7
(
79
3
15
+
10
)
一、直接写出得数
5
12
×
9
10
=
22
39
×
26
11
=
35
10
÷
6
=
34
17
10
=
180
9
10
=
二、列式计算
7613913
7
8
÷5+
7
1553
8
÷2
2-
16
÷
7
÷
4
练习题(十九)
33
13
÷22=
34×
7
51
=
8÷
12
13
=
3
4
×1.2=
13
1165
7
÷26 =
13
121
=
1
3
1125
7
=
15
44
=
7
11
14
=
10310
9
20
÷[
1
2
×(
2
5
+
4
5
)]
25÷
15
16
=
53
8
×1
5
=
18
19
38
27
=
2513
39
50
=
3
1
7
8
7
11219
×(+)÷ ×+÷
5
4
5
10
一、直接写出得数
2
5
×
42
15
= 8÷
3
=
二、列式计算
1-
283
13
÷
13
-
4
三、简便运算
25
11
25
3
练习题(二十)
9
10
÷
3
5
=
1÷
7
10
=
2143816
9
+
2
÷
5
+
8
13
÷7+
7
×
13
9
12
÷
2
3
=
(
55
8
6
)
4
25
1
31
1
54
1
1
1
333
×3 (25+)÷+
(+)×30
× 58+× 41+
3
四、解方程
(
4
5
+3.2)
x
=
2
3
1
6
x
2
3
1
6
0.2
44
4
6
3
5
x
-
1
7
= 1
2
x
-2.6×5=8
5
8
x
-3.25=0.75
2
3
x
1
6
x15
8
8
1
3
3
10
x
1
2
2x30%x9.2