分数乘除法简便运算100题(有答案)
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分数乘除法简便运算100题(有答案)
84336
(1)( + )×3 ×9 (2)( - )×
927
(3)
12
6
×(7 -
3
)
(5)
2
9
×
3
4
+
5
27
×
3
4
(7)
75
12
×6 -
12
× 6
(9) 37×
3
35
(11)
15
21
×
3
4
+
1033
21
×
4
-
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)
7
10
×101-
7
10
(
(
888833
(13) × — × (14) × 99 +
9999
(15)(
48
7
+
9
)×7 ×9
(17) 36×
34
35
(19)26
21
3
×
5
1
1
1
(
21)
10
25
374
(23)
7
8
7
7
8
55
(16)3
4
5
×25
(18)
(
5518
6
-
9
)×
5
(20)32
25
5
×
6
35
5
22)
7
5
7
(24)
9
1
9
2
9
1<
br>9
(
3
5
5545
(25)
20
(26)
5
6
912912
33433
37
(27) - × - ×
(28)
63
88787
62
229
1
626
(29) ÷+÷ (30) ×(15×
)
2931
3
737
5283
(31) × × (32)25 ×4
83154
5
1
11
7
85
121824
72
(33)54×( - )
(34)
96
356851921
419
0.375
23
25
113
(36)
725
(35)
811
53
1
115313
1
68
48
(38)
126424
24
(37)
71125434
265578157
5911
(40)
343
(39)
9
555
111
33
88
8
(42)
7912
7912
(41)
8
535
3344240.6
353
(43)
(44)
×
(46)
11
4
+×
(45)
101×
55
25
55
8
+×15
(47)8÷8
88
15
(48)
1
626
11
×
+
×
(49)( 90+)×
8889
3
737
(50)×+×
(5
1)
5
7
35
88
5
7
85
5
1
04
5
×+÷ (52)18×(+)
1516
27
9
(53)
2
3
×7+
2
3
×5
(55)(
5444
7
×
7
+
7
)÷
7
(57)
3
3
8
×
743
11
+
11
×
3
8
(59)
5
9
759
12
12
5
(61)(32×
1
4
+17)÷
5
12
9
6
(54)(
1
6
-
1<
br>12
)×(24-
4
5
)
(56)
1
5÷[(
2
1
1
3
+
5
)×
13
]
58)
333
1
3
×3
60)
2
3
5
4
2
5
5
6
62)
(25+
31
1
4
)÷
4<
br>+
4
(
(
(
(63)
543511316
63()
(65)
[()]
187
999
×+×+
25
1
6
25
1616
(64)
9217
(66)(21×
34
7
+
7
×21)×
1
4
(68)
1442
15
÷[(
5
+
10
3
)×
1
1
] (69)
5
×<
br>69
9
(70)
65
-
10
÷
5
(71)
(72)
4
5
×
47
×
51
4
-
2
(73)
823423
(67)(99+
9
10
)÷9
(
5
6
+
4
5
)×30
1
8
×58+
1
1
8
×41+
8
4
5
×
5
6
+
2
5
÷
3
5
(74)
3
5
1
5
4
÷[(-)÷] ×153 – ×53
8
2
8
(75)
5
5
417711310
(76)( + )÷ + (77)
×[ ÷( × )]
54310
(78) (
2
15
+
3
11
)×15×11
(79)
(80)
46×
44
45
(82)
4157
7
×
22
×
12
(83
(84)36×
9
37
8259
37
14
39
2008×
2006
2007
)
9
10
×
1394
17
+
10
×
17
85)
1111
13
-
13
×
13
33
(81)
(
(86)
77
4535
×101-
(87)
2525
7979
53519
(88) × + × (89)17×
949416
(91)
(93)73
(94) 166
44
67
×37 (92)2004×
45
2003
1
1
×
15
8
1
÷41
20
13
263
×39 + ×25 + ×
4
413
(95)
4
(96)1
4
23
117
×(2 - )+ 15 ÷
34
171221
(97)2000÷2000
2000
2001
199319941
199319921994
(98)
(99)3
3
5
×25
2
5
+
×6
2
5
(100)(9
2
2
7
+7
9
)÷(
5
7
+
5
9<
br>)
分数乘除法简便运算100题答案
(1)(
84
9
+
27
)×3 ×9 =31
(3)
1
6
×(7 -
2
19
3
)=
18
(5)
2
9
×
353
11
4
+
27
×
4
=
36
(2)(
3
8
-
3
8
)×
6
15
=0
4)
5
6
×
5
9
+
5
9
×
15
6
=
9
6)
67626
13
×
5
-
13
×
5
=
13
(
(
(7)
7533433
3
×6 - × 6 =1 (8)
+ × + × =
121288787
4
(9) 37×
36
6
= 3 (10) × 24
35
35
=
=5
(12)
15
21
×
31033
1
4
+
21
×
4
-
4
=
7
(14)
8
9
×
8
9
—
88
9
×
9
=0
(16)(
4
7
+
8
9
)×7
×9=92
(17) 36×
34
35
=(35+1)×
34
35
25
6
25
× (25-1)
19
25
(12)
7
10
×101-
7
10
=70
(14)
33
5
× 99
+
5
=60
(16)3
4
5
×25=95
18) (
5518
6
-
9
)×
5
=1
(
=
34
34
35
2125
(19)26 ×
(20)32 ×
35
=(25+
5
1
3
)×
5
=
=5
1
3
=27
<
br>1
1
1
(2
1)
10
25
=
1
7
3
(23)
7
7
8
4
7
7
8
=
87
(25)
35
20
5
1
6
=12
2
56
(30+
12
5
)×
5
6
35
5
(22)
7
5
=7
1
7
7121
(24)
9
9
9
9
=5
(26)
5
9
545
12
12
9
12
=
5
33433
37
37
(27) - × - × =0
(28)
63
=37
88787
62
62
229
1
626
730
(29) ÷+÷=
(30) ×(15× ) =
2931
31
3
737
6
528
2
3
(32) × × = (32)25
×4= 103
8315
9
4
5
1
117
85
1
21824
72
(33)54×( - )=3
(34)
96
=109
356851921
419
0.37523
5
25<
br>113
=0
(36)
725
(36)
811
=19
7
53
1
115313
1
6848126424
24
=7
(38)
=58
(38)
71125434
265
578157
5911
=
5
(40)
343
=750
(39)
9
11
555
111
33
8
8
8
=64
(42)
7912
7912
=5
(42)
8
535
3344240.6
353
(43)
=60
(45)
×
(46)
11
44
+×
=2
(45)
101×
=16
55
2525
55
81
+×15
=10
(47)8÷8=1
88
1515
(48)
1
6266
111
×
+
×
= (49)( 90+)× = 1
888988
3
7377
(50)×+×
(51)
5
7
35
88
5
7
5
7
=
85
5
10
1
4
5
×+÷
(52)18×(+)=23
1516
27
9
=
3
(53)
22
3
×7+
3
×5 =8
(55)(
5444
12
7
×
7+
7
)÷
7
=
7
(57)
3
3743
8
×
11
+
11
×
3
8
=
3
3
8
(59)
5
9
759
5
12
12
5
=
9
9
6
(54)(
1
6
-
1
12
)
×(24-
4
5
)=1
14
15
(56)
1
5
÷[(
2
3
+
1
1
5
)×
1
3
]=3
58)
333
1
3
×3 =1000
60)
2
3
525
4
5
6
=1
(
(
(62)(32×
1
31
1
15
+17)÷
(62)
(25+)÷+
412
=60
(63)
18
9
7
99
25×
16
+
25
×
16
+
9
16
=
8
(64)
63(
5
9
4
21
3
7
)
=20
(67)(21×
341
21
7
+
7
×21)×
4
=
4
(69)
1
442
7
15
÷[(
5
+
3
)×
1011
] =
10
(69)
44
4
=
103
4
65)
[
511316
8
(
2
3
)
4
]
23
=0
(67)(99+
9
10
)÷9
=11
1
9
(
5
6
+
4
5
)×30 =49
(
9
1
11
569
1
×-÷ =
(71) ×58+×41+
8
2
588
6510
(70)
=
(73)
4451
1
452
3
4
××-
(73) ×+÷ =
5742
=
14
(74)
4
5
÷[(
5
1
5
8
-
2
)÷
8
】
= 4
(76)(
4
5
+
1
4
)÷
7
3
+
7
10
=
23
20
(77)
(78) (
2
15
+
3
11
)×15×11 =67 (79)
(80)
46×
44
45
=44
44
45
565
5
3
3
5
×153 – ×53=60
1
8
×[
1
2
÷(
310
3
5
×
9
)] =
32
37
14
31
39
=3
39
2008×
2006
2006
2007
=2006
2007
(75)
(81)
4157913949
5
(82) × × = (83)
× + × =
72212
22
(84)36×
9
28
37
=
37
(86)
7
25
×101-
7
25
=28
(88)
53515
9
×
4
+
9
×
4
=
9
(91)
44
45
×37
=(1-
1
45
)×37 =
= 1×37 -
1
45
×37 =
2003
= 36
8
45
=67
(93)73
1
15
×
1
8
=
(72 +
16
15
)×
1
8
1017101710
(85)
111113
20
13
-
13
×
33
=
33
(87)
4
7
5
9
35
5
7
9
=
9
(89)17×
9
9
16
= 9
16
92)2004×
67
2003
(2003+1)×
67
2003
×
6767
2003
+ 1×
2003
67
2003
(
= 72 ×
= 9
1
16
1
+ ×
8
15
8
2
15
1
÷41
20
411
= (164 + )×
2041
1411
= 164× + ×
412041
1
= 4
20
(94) 166
13
263
×39 +
×25 + ×
4
413
(95)
4
333
26
×13 +
×25 + ×
444
13
3
= ×(13 + 25 + 2)
4
3
= ×40
4
=
= 30
4
23
117
×(2 - )+
15 ÷
34
171221
2111121
= ×1 +
15×
17121217
21111
= ×(1 + 15)
171212
(96)1
= 21
(97)2000÷2000
2000
2001
200020012000
= 2000÷
2001
2001
= 2000 ÷
20002002
2001
=
2002
199319941
199319921994
(98)
(19921)19941
199319921994
199219941993
=
199319921994
=
= 1
322
×25 + ×6
555
3222
=
3×25 + (25+)×6
5555
32222
= 3×25 +
25×6 + ×6
55555
(99)3
= (+)× + ×8×
= 254 + 80
= 334
(100)(9
2255
+7)÷(+)
7979
6565
55
= (+)÷(+)
79
79
1111
= [65×(+)]÷[5×(+)]
7979
= 65÷5
= 13