(完整版)五年级下分数简便计算题
英文小诗-空间怎么打不开了
.
1411
2
35
++
12--
7
87
6
7
+
2
15
+
1
7
+
13
15
4
15
17
+8
7
12
+3
2
17
3-
1
9
-
8
9
4
11
+
5
9
+
7
11
735
12
-
19<
br>+
12
-
6
19
.
55
7432
6
-
7
-
7
+
3
1
4
+1
1
3
+
1
4
+
2
3
15
11
6
-7
5
-2.8
17
15
-(
2
15
+
5
7
)
743
9
+
7
-
7
.
942881
-(+) -(-)
11911
8
19
-(
8
19
-
2
9
)
19
12
+(
5
8
+
5
12
)
5
2
3
+6
3
10
+3
1
3
+2.7
3.825+2
45
9
+1
9
10-2
2
9
-3
7
9
.
993
1
5526<
br>7
+
11
+
7
+
11
4
7
-
1
6
+
35
7
-
18
3.82+(7
33
8
-2.82)-5
4
15
1
4
+1
5
9
-2
1
4
4.375+6
555
9
-4
9
+5
8
.
33
21
10 -(2 +3.9)
1--
1414
1111
143743
531
+(+) +- +-
942
解方程
19
15
+x=
2
1
5
3
4
=x+0.25
x+3.5×2=12
15.375+5x=20
3
8
.
357
977
x-
9
11
=
3
7
x-
51
6
=
6
0.6x-0.5=3.1
41
9
+(x-
2
)=3
.
9
715
x+3 =5.375
x-(-)=
14
3x-
3
4
=
1
4
X+(
5
9
-
1
9
)=
7
8
4
15
+(X-
1
2
)
2X-
1
7
=
6
7
.
846
191
15
+X=
2
5
X-(
7
12
-
1
4
)=
5
6
X-
2
9
=
5
6
5
1
3
-x=3.2
.
x-(
71541
-)= +(x-)=2
846152
15221
++ 1--
983
10
13
-
2
5
+
1
2
1
6
+
5
7
+
5
6
5
8
-(
1
8
+
1
9
)
2
3
+
3
4
-
3
10
.
94
712
12
-
18
-
9
7
24
+
3
8
-
5
12
3
4
+
3
6
-
5
8
5
6
-
1
4
+
1
3
643
7
+(
5
-
10
)
.
1-(
2
7
+
1
5
)
1-(
32
4
-
5
)
4
3
-(
23519
5
+
10
)
7
+
4
-
14
给下面的分数约分
24
36
45
18
19
17
75
27
51
57
16
35
18
24
20
72
13
91
将下列各组分数通分
5
8
和
7
32
12
14
和
35
13
75
24
15
和
15
95
9
和
6
3
和
5
.
57
18
和
27
24
7
和
21
.
910
210
和
和
17
2233
分数乘除法简便运算专题练习
51
7536
和 和
13911957
84336
(1)( + )×3 ×9
(2)( - )×
927
(3)
1
6
×(7 -
2
3
)
(5)
2
9
×
3
4
+
5
27
×
3
4
(7)
7
12
×6 -
5
12
× 6
(9) 37×
3
35
(11)
153103
21
×
4
+
21
×
4
-
3
4
.
8815
(4)
5551
6
×
9
+
9
×
6
6)
6
13
×
762
5
-
13
×
5
8)
3
8
+
3
8
×
433
7
+
8
×
7
10)
6
25
× 24
(12)
77
10
×101-
10
(
(
(
.
888833
(13) × — ×
(14) × 99 +
999955
484
(15) ( + )×7
×9 (16)3 ×25
79
(17) 36×
34
35
(19)26
21
3
×
5
<
br>1
1
2
1
<
br>5
(21)
10
3
7
7
8
4
7
7
(23)
8
(25)
3
5
<
br>5
20
6
.
5
(18) (
5518
6
-
9
)×
5
20)32
25
5
×
6
35
5
(22)
7
5
7
9
1
9
2
9
1
(24)
9
(26)
5545
9
12
9
12
(
.
33433
37
(27) - × - ×
(28)
63
88787
62
(29)
5283
(31) × ×
(32)25 ×4
83154
229
1626
÷+÷ (30) ×(15× )
2931
3737
5
1
117
<
br>
85
(33)54×( - )
(34)
121824
72
96
3568
51921
419
0.37523<
br>25
113
(36)
725
(35)
811
53
1
(37)
68
48
(38)
.
115313
1
126424
24
.
71125
434
2
65578157
343
(39)
95911
(40)
33
88
8
(42) (41)
8
555
111
7912
7912
535
33
44240.6
5
35
5
353
(43)
(50)×+×
7
88
7
(44)6.8×
(46)
(48)
11
4
+×3.2
(45) 101×
25
55
558
+×15
(47)8÷8
8815
1626
11
×+×
(49)( 90+)×
8889
3737
.
.
(51)
(53)
85
5
104
5
×+÷ (52)18×(+)
1516
27
99
6
22
1
14
×7+×
5 (54)(-)×(24-)
6
12335
(55)(
(57)
3
5444
1
2
1
1
×+)÷
(56)÷[(+)×]
5
77773
5
13
37431
×
+×
3
(58)
333
×3
8111183
5759
2525
(60)
3456
(59)
912125
(61) (32×
31
1
15
+17)÷ (62)(25+)÷+
412
44
4
18
9
7
99
×+×+
(63)
25
16
25
1616
.
.
543511316
63()
(65)
[()]
9217823423
(64)
(66)(21×
3419
+×21)×
(67)(99+)÷9
774
(68)
14
15
÷[(
4
5
+
2
3
)×
10
11
]
5
6
×
6
5
-
9
10
÷
9
5
(70)
(72)
4
5
×
4
7
×
5
4
-
1
2
(73)
4
5
÷[(
5
1
5<
br>8
-
2
)÷
8
]
.
10
(69)(
54
6
+
5
)×30
(71)
1
8
×58+
1
8
×41+
1
8
(73)
4
5
×
52
3
6
+
5
÷
5
3
×153 – 0.6×53
(75)
5
.
417711310
(76)( + )÷ + (77) ×[ ÷(
× )]
543108259
23
14
(78) ( +
)×15×11 (79)
37
1511
(80) 46×
44
45
(82)
4
7
×
15
22
×
7
12
(84)36×
9
37
(86)
7
25
×101-
7
25
(88)
5351
9
×
4
+
9
×
4
.
39
(81) 2008×
2006
2007
(83)
9
10
×
1394
17
+
10
×
17
(85)
11
13
-
1113
13
×
33
(87)
4<
br>7
5
9
35
7
9
(89)17×
9
16
.
.