=分数乘除法简便运算100题(有答案)ok-分数乘除法100道

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2021年01月03日 08:32
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2021年1月3日发(作者:芮国器)



分数乘除法简便运算100题(有答案)

84336
(1)( + )×3 ×9 (2)( - )×
927




(3)
1
6
×(7 -
2
3





(5)
23
9
×
53
4
+
27
×
4






(7)
7
12
×6 -
5
12
× 6




(9) 37×
3
35




(11)
153
21
×
4
+
10
21
×
33
4
-
4




8815
(4)
5551
6
×
9
+
9
×
6

6)
6
13
×
762
5
-
13
×
5

(8)
3
8
+
3
8
×
4
7
+
33
8
×
7

(10)
6
25
× 24

(12)
7
10
×101-
7
10


888833
(13) × — × (14) × 99 +
999955



484
(15)( + )×7 ×9 (16)3 ×25
79



(17) 36×
34
35




(19)26
21
3
×
5




1



1

1


(21)
10

25






3747
(23)
7

8

7

8




(25)
3
5




20 
5

6






(27)
33433
8
-
8
×
7
-
8
×
7



5
(18) (
5
6
-
5
9

18
5

(20)32
25
5
×
6



35
5


5
(22)
7


7
(24)
9
1
9

2
9

1
9

26)
55
9

12

4
9
< br>5
12

28)
63
37
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




3568
519 21
419
0.37523
25
113
(36)
725
(35)

811









53

1

115313

1








6848
126424

24


(37)



(38)








7 1125
434

265578157
5911
(40)
343
(39)
9



< br>
555

111

33







88
8


(42)

7912

7912


(41)
8







535
3344240.6
(43)
353





(44)
×
1
5

1
5
×
(45)



(46)
55
8

8
×15 (47)8





(48)
16
3
×
7

2
3
×
6
7 (49




(50)5
×
3
+
5
×
5
7
88
7< br>



(51)
8
15
×
5< br>16
+
5
27
÷
10
9




(53)
2
3
×7+
2
3
×5



101×
4
25


8
15
÷8
)( 90+
1
88
)×
1
89


(52)18×(
4
5
9
+
6

(54 )(
1
1
6

4
12
)×(24-
5


1
54442
1
1
(55)(×+)÷ (56)÷[(+)×]
5
77773
5
13




3743
1
(57)

3
×+×
3

(58)
333
×3

811118
3





57592525
(59)

(60)


9121253456



31
1
15
(61)(32×+17)÷ (62)
(25+)÷+

412

44
4



(63)



543511316
63()
(65)
[()]

9217823423
(64)
18
9
7
99
×+×+
25
16
25
1616




(66)(21×




3419
+×21)× (67)(99+)÷9
77410



(68)


14421054
÷[(+)×] (69)(+)×30
15531165
911
569
1
×-÷ (71) ×58+×41+
(70)
6510
5



(72)
4
5
×
4
7
×
51
4< br>-
2
(73)



(74)
4
5
÷[(
5
1
5
8

2
)÷
8
]

(75)


(76)(
417
5

4
)÷
3

7
10
(77)





(78) (
2
15

3
11
)×15×11 (79)



(80)

46×
44
45





8
8
8
4
5
×
5
6

2
3
5
÷
5


3
5
×153 – ×53
1
8
×[
1
2
÷(
3
5
×
10
9
)]
37
14
39

2008×
2006
2007

(81)


415791394
(82) × × (83) × + ×
7221210171017




9111113
(84)36× (85) - ×
37131333

(86)


77
4535
×101-





(87)
2525
7979

53519
(88) × + × (89)17×
949416



(90)2006÷



(91)



(93)73


(94) 166


2007

2008
44
67
×37 (92)2004×
45
2003
1
1
×
15
8
1
÷41
20
13
263
×39 + ×25 + ×
4
413
(95)
4


(96)1
23
4117
×(2 - )+ 15 ÷
34
171221




(97)2000÷2000
2000
2001



199319941

(98)
199319921994



(99)3
322
5
×25
5
+ ×6
5




(100)(9
2
7
+7
2
9
)÷(
5
7
+
5
9





分数乘除法简便运算100题答案:

(1)(
8
9
+
4
27
)×3 ×9 =31

(3)
1
6
×(7 -
2
19
3
)=
18


(5)
2
9
×
3
4
+
53
11
27
×
4
=
36


(7)
7
12
×6 -
5
12
× 6 =1

(9) 37×
3
35
= 3
6
35




(2)(
336
8
-
8
)×
15
=0
(4)
5
6
×
5
9
+
515
9
×
6
=
9

6)
676
13
×
5
-
13
×
2
5
=
6
13
(8)
3
8
+
3433
3
8
×
7
+
8
×
7
=
4

(10)
6
25
× 24




=
=5

(11)
6
× (25-1)
25
19

25
1531033
1
77
× + × - = (12) ×101- =70
2142144
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

= 34
34
35

(19)26
21
3
×
5

=(25+
5
1
3
)×
5
=
=5
1
3
=27

1

11

10



2

5

(21)

=
1
7


3
(23)
7
747
8

7

8
=
8
7


(25)
3

5
5



20

1
6

< br>=12
2


1010
(14)
33
5
× 99 +
5
=60
(16)3
4
5
×25=95
(18) (
5518
6
-
9

5
=1
20)32
25
5
×
6

(30+
12
5
)×
5
6




35
5

22)

7


5
=7
1
7

7
24)
9

121
9

9
< br>9
=5
26)
5545
9

1 2

9

12
=
12
5








3343 3
37
37
(27) - × - × =0 (28)
63
=37
88787
62
62

229
1
626
7
30
(29) ÷+÷= (30) ×(15× ) =
2931
31
3
737
6

528
2
3
(32) × × = (32)25 ×4= 103
8315
9
4
5

1

117



85
(33)54×( - )=3
(34)

121824

72
96

=109

3568
51921
419
0.3 7523
5
25
113
=0
(36)
725
(36)

811

=19
7






53

1

115313

1








68

48

=58
(38)

126424

24

=7
(38)



71125
434

265 578157
5911
=
5
(40)
343
=750
(39)
9
11

555

111

33







88
8

=64
(42)

7912

7912

=5
(41)
8


535
3344240.6
353
(43)
=60



11
44
(44) ×+×

=2
(45)
101×
=16

55
2525


(46)

(48)
5581
+×15
=10
(47)8÷8=1
88
1515
1
6266
111
×< br>+
×
= (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
96
2
3
2
3
1
6
(53)×7+×5 =8 (54)(-
(55)(×+)÷
5
7
4
7
4
7< br>14
14
)×(24-)=1
15
125
1
4
12
2
1
1
(56)÷[(+)×]=3
5
7
=
7
3
5
13
37433
1
(57)

3
×+×
3
=
3

(58)
333
×3 =1000

8111188
3

5
57592525
(59)

(60)


912125
=
9
3456
=1
1
31
1
15
(61 )(32×+17)÷ (62)
(25+)÷+
412
=60
44
4
=
103
4


(63)
1 8
9
7
99
9
×+×+
25
16
251616
=
8

543511316

63()
=20 (65)
[()]
9217823423
(64)=0

211
3419
(66)(21×+×21)× = (67)(99+)÷9 =11
9
4
77410


7
14421054
÷[(+)×] = (69)(+)×30 =49
10
531165
(68)
15

9
1
11
569
1
×-÷ = (71) ×58+×41+
8
2
588
6510
(70)
=
4451
1
452
3
4
××- (73) ×+÷ =
742
=
14
565
5
3
(72)
5

(74)
3
5
1
5
4
÷[(-)÷ ×153 – ×53=60
8
2
8

= 4
(75)
5
5


417711310
233
(76)( + )÷ + = (77) ×[ ÷( × )] =
54310
20
8259
32
(78) (
23
14
31
+ )×15×11 =67 (79)
37
=3

1511
39
39
(80)

46×
2006
44
44
2006
=44
(81)
2008× =2006
2007
45
45
2007

4157913949
5
(82) × × = (83) × + × =
72212
22

(84)36×
9
28
37
=
37


(86)
7
25
×101-
7
25

=28


(88)
5
9
×
3
4

515
9
×
4
=
9


(90)2006÷
2007
2008

=2006×
2008
2007

=(2007-1)×
2008
2007

=2007×
2008
2007
-1×
2008
2007

=2008-
2008
2007

=2006
2006
2007


(91)
44
45
×37
=(1-
1
45
)×37 =
= 1×37 -
1
45
×37 = 2003
= 36
8
45
=67

(93)73
1
15
×
1
8

1017101710
(85)
11
13

11
13
×
13
33
=
20
33

(87)
4
7
535
5
9

7

9
=
9

(89)17×
9
9
16
= 9
16

92)2004×
67
2003

(2003+1)×
67
2003

×
67
2003
+ 1×
67
2003

67
2003



1
16

8
15
1
16
1
= 72 × + ×
8
15
8
2
= 9
15
1
(94) 166÷41
20
411
= (164 + )×
2041

1411
= 164× + ×
412041

1
= 4
20

= (72 +
13
263
×39 + ×25 + ×
4
413
(95)
4
333
26
×13 + ×25 + ×
444
13
3
= ×(13 + 25 + 2)
4
3
= ×40
4
=
= 30

23
4117
×(2 - )+ 15 ÷
34
171221
2111121
= ×1 + 15×
17121217
21111
= ×(1 + 15)
171212
(96)1
= 21
(97)2000÷2000
2000

2001
200020012000
= 2000÷
2001

2001
= 2000 ÷
20002002
2001
=
2002

199319941

199319921994
(98)
(19921)19941

199319921994
199219941993
=
199319921994
=


= 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
55
6565
= (+)÷(+)
79
79
1111
= [65×(+)]÷[5×(+)]
7979
= 65÷5
= 13


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