50道分数乘除法计算题? 50道分数乘除法口算题?

50\u9053\u5206\u6570\u4e58\u9664\u6cd5\u53e3\u7b97\u9898\u5e26\u7b54\u6848 \u597d\u7684\u53ef\u80fd\u66f4\u591a\u5206\u901f\u5ea6

5\u5206\u4e4b9\u00d77\u5206\u4e4b5=7\u5206\u4e4b9
16\u00f78\u5206\u4e4b5=5\u5206\u4e4b128
8\u5206\u4e4b5\u00f715\u5206\u4e4b4=32\u5206\u4e4b75
16\u5206\u4e4b7\u00d712\u5206\u4e4b5=192\u5206\u4e4b35
27\u5206\u4e4b7\u00f710\u5206\u4e4b3=81\u5206\u4e4b70
40\u00f78\u5206\u4e4b5=64
160\u00f75\u5206\u4e4b4=200
1-5\u5206\u4e4b1\u00f74=20\u5206\u4e4b19
6\u5206\u4e4b1\u00f7\uff083\u5206\u4e4b2+4\u5206\u4e4b3\uff09=17\u5206\u4e4b2
16\u5206\u4e4b5-8\u5206\u4e4b5=-16\u5206\u4e4b5
7\u5206\u4e4b4\u00f73\u5206\u4e4b2=14\u5206\u4e4b12
25\u5206\u4e4b14\u00f72\u5206\u4e4b1=25\u5206\u4e4b28
4\u00d720\u5206\u4e4b11=20\u5206\u4e4b44
5\u5206\u4e4b4\u00f78\u5206\u4e4b1=5\u5206\u4e4b32
25\u5206\u4e4b8\u00f75\u5206\u4e4b2=5\u5206\u4e4b4
7\u5206\u4e4b6\u00d73\u5206\u4e4b2=21\u5206\u4e4b12
150\u00f725\u5206\u4e4b18=3\u5206\u4e4b625
7\u5206\u4e4b6\u00d73\u5206\u4e4b4=7\u5206\u4e4b8
5\u5206\u4e4b8\u00d76\u5206\u4e4b5=3\u5206\u4e4b4
9\u5206\u4e4b7\u00d714\u5206\u4e4b3=6\u5206\u4e4b1
7\u5206\u4e4b3\u00d715\u5206\u4e4b8=35\u5206\u4e4b8
9\u5206\u4e4b2\u00d72\u5206\u4e4b3=3\u5206\u4e4b1
9\u5206\u4e4b5\u00d75\u5206\u4e4b2=9\u5206\u4e4b2
5\u5206\u4e4b3\u00d715\u5206\u4e4b11=75\u5206\u4e4b33
8\u5206\u4e4b5\u00d715\u5206\u4e4b8=3\u5206\u4e4b1
20\u5206\u4e4b17\u00d78\u5206\u4e4b5=32\u5206\u4e4b17
15\u5206\u4e4b18\u00d7300=360
8\u5206\u4e4b15\u00f75=8\u5206\u4e4b3
25\u00f73\u5206\u4e4b2=2\u5206\u4e4b75
16\u00f75\u5206\u4e4b8=10
42\u00f78\u5206\u4e4b21=16
14\u5206\u4e4b15\u00f77\u5206\u4e4b5=2\u5206\u4e4b1
4\u00f720\u5206\u4e4b11=11\u5206\u4e4b80
2\u5206\u4e4b1\u00f725\u5206\u4e4b14=28\u5206\u4e4b25
5\u5206\u4e4b4\u00f74\u5206\u4e4b5=25\u5206\u4e4b16
4\u5206\u4e4b3\u00f75\u5206\u4e4b3=4\u5206\u4e4b5
15\u5206\u4e4b24\u00f735\u5206\u4e4b32=4\u5206\u4e4b7
1. 3/7 \u00d7 49/9 - 4/3
2. 8/9 \u00d7 15/36 + 1/27
3. 12\u00d7 5/6 \u2013 2/9 \u00d73
4. 8\u00d7 5/4 + 1/4
5. 6\u00f7 3/8 \u2013 3/8 \u00f76
6. 4/7 \u00d7 5/9 + 3/7 \u00d7 5/9
7. 5/2 -\uff08 3/2 + 4/5 \uff09
8. 7/8 + \uff08 1/8 + 1/9 \uff09
9. 9 \u00d7 5/6 + 5/6
10. 3/4 \u00d7 8/9 - 1/3
11. 7 \u00d7 5/49 + 3/14
12. 6 \u00d7\uff08 1/2 + 2/3 \uff09
13. 8 \u00d7 4/5 + 8 \u00d7 11/5
14. 31 \u00d7 5/6 \u2013 5/6
15. 9/7 - \uff08 2/7 \u2013 10/21 \uff09
16. 5/9 \u00d7 18 \u2013 14 \u00d7 2/7
17. 4/5 \u00d7 25/16 + 2/3 \u00d7 3/4
18. 14 \u00d7 8/7 \u2013 5/6 \u00d7 12/15
19. 17/32 \u2013 3/4 \u00d7 9/24
20. 3 \u00d7 2/9 + 1/3
21. 5/7 \u00d7 3/25 + 3/7
22. 3/14 \u00d7\u00d7 2/3 + 1/6
23. 1/5 \u00d7 2/3 + 5/6
24. 9/22 + 1/11 \u00f7 1/2
25. 5/3 \u00d7 11/5 + 4/3
26. 45 \u00d7 2/3 + 1/3 \u00d7 15
27. 7/19 + 12/19 \u00d7 5/6
28. 1/4 + 3/4 \u00f7 2/3
29. 8/7 \u00d7 21/16 + 1/2
301\u30011\u53c85/6-1/6
2\u30011/3+2/5
3\u30012/7+1/2
4\u300117/24-5/12
5\u30011/3+1/4
6\u30011\u53c85/8-2/3
7\u30014\u53c81/2-4
8\u30012/13-1/26
9\u30017/8-4/9
10.15/20=11/20
11.1/2+4/9
12.2/15+8/15
13.1/2-1/4
14.3/7+3/8
15.1/3+1/5
16.1/2+3/5
17.2/5-1/5
18.12-7\u53c83/8
19.2/3+3/4
20.4/15+7/10
21.7/14-5/14
22.5/8-1/6
23.1/2+1/8
24.2/7+1/3
25.1/6-1/7
26.3/8-1/4
27.2/3-1/2
28.1/7+3/14
29.3/7-3/7
30.9/10-3/10

1.3/7 \u00d7 49/9 - 4/3
2.8/9 \u00d7 15/36 + 1/27
3.12\u00d7 5/6 \u2013 2/9 \u00d73
4.8\u00d7 5/4 + 1/4
5.6\u00f7 3/8 \u2013 3/8 \u00f76
6.4/7 \u00d7 5/9 + 3/7 \u00d7 5/9
7.5/2 -\uff08 3/2 + 4/5 \uff09
8.7/8 + \uff08 1/8 + 1/9 \uff09
9.9 \u00d7 5/6 + 5/6
10.3/4 \u00d7 8/9 - 1/3
11.7 \u00d7 5/49 + 3/14
12.6 \u00d7\uff08 1/2 + 2/3 \uff09
13.8 \u00d7 4/5 + 8 \u00d7 11/5
14.31 \u00d7 5/6 \u2013 5/6
15.9/7 - \uff08 2/7 \u2013 10/21 \uff09
16.5/9 \u00d7 18 \u2013 14 \u00d7 2/7
17.4/5 \u00d7 25/16 + 2/3 \u00d7 3/4
18.14 \u00d7 8/7 \u2013 5/6 \u00d7 12/15
19.17/32 \u2013 3/4 \u00d7 9/24
20.3 \u00d7 2/9 + 1/3
21.5/7 \u00d7 3/25 + 3/7
22.3/14 \u00d7\u00d7 2/3 + 1/6
23.1/5 \u00d7 2/3 + 5/6
24.9/22 + 1/11 \u00f7 1/2
25.5/3 \u00d7 11/5 + 4/3
26.45 \u00d7 2/3 + 1/3 \u00d7 15
27.7/19 + 12/19 \u00d7 5/6
28.1/4 + 3/4 \u00f7 2/3
29.8/7 \u00d7 21/16 + 1/2
30\u30011/3+2/5
31\u30012/7+1/2
32\u300117/24-5/12
33\u30011/3+1/4
34\u30011\u53c85/8-2/3
35\u30014\u53c81/2-4
35\u30012/13-1/26
37\u30017/8-4/9
38.15/20=11/20
39.1/2+4/9
40.2/15+8/15
41.1/2-1/4
42.3/7+3/8
43.1/3+1/5
44.1/2+3/5
45.2/5-1/5
46.12-7\u53c83/8
47.2/3+3/4
48.4/15+7/10
49.7/14-5/14
50.5/8-1/6


1. 3/7 × 49/9 - 4/3
2. 8/9 × 15/36 + 1/27
3. 12× 5/6 – 2/9 ×3
4. 8× 5/4 + 1/4
5. 6÷ 3/8 – 3/8 ÷6
6. 4/7 × 5/9 + 3/7 × 5/9
7. 5/2 -( 3/2 + 4/5 )
8. 7/8 + ( 1/8 + 1/9 )
9. 9 × 5/6 + 5/6
10. 3/4 × 8/9 - 1/3
11. 7 × 5/49 + 3/14
12. 6 ×( 1/2 + 2/3 )
13. 8 × 4/5 + 8 × 11/5
14. 31 × 5/6 – 5/6
15. 9/7 - ( 2/7 – 10/21 )
16. 5/9 × 18 – 14 × 2/7
17. 4/5 × 25/16 + 2/3 × 3/4
18. 14 × 8/7 – 5/6 × 12/15
19. 17/32 – 3/4 × 9/24
20. 3 × 2/9 + 1/3
21. 5/7 × 3/25 + 3/7
22. 3/14 ×× 2/3 + 1/6
23. 1/5 × 2/3 + 5/6
24. 9/22 + 1/11 ÷ 1/2
25. 5/3 × 11/5 + 4/3
26. 45 × 2/3 + 1/3 × 15
27. 7/19 + 12/19 × 5/6
28. 1/4 + 3/4 ÷ 2/3
29. 8/7 × 21/16 + 1/2
30. 101 × 1/5 – 1/5 × 21
1.口算下面各题

(1)58+42= (2)87-45= (3)125×8=

(4)50×12= (5)804÷4= (6)134+66=

(7)1000-98= (8)720÷5= (9)0÷47=

2.先填写下面各题的运算顺序,再计算出得数。

(1)168+36-36+32=

(2)153-5×14+83=

(3)50×5÷50×5=

3.判断:对的打“√”,错的打“×”

(1)13×15与15×13表示的意义相同。( )

(2)3000÷425÷8的计算结果一定小于3000÷(425×8)的计算结果。( )

(3)两个因数的积是800,如果一个因数不变,另一个因数缩小20倍,那么积是40。( )

(4)算式:“750÷25+35×2”所表示的意义是750除以25的商;加上35的2倍,和是多少?( )

(5)24×25=6×4×25=6+100=106( )

4.用简便方法计算:

(1)3786-499

(2)32×25×125

(3)1653-338-662

(4)7987+350+2013+450

(5)38×38+62×38

(6)452+99×452

(7)201×79

(8)50×125×4×8

5.计算下面各题:

(1)340×(120-40÷8)

(2)45×(720-1957÷19)

(3)86+[4500+(2088÷36)÷2]

(4)396×[74-(4875÷15-13×21)]

(5)[1054-(174-168)]÷8

(6)6048÷[(107-99)×9]

6.用综合算式解答:

(1)42减去28的差除14的商是多少?

(2)840减去480除以240的商,再加上162,和是多少?

(3)258加上42的和乘以185减去158的差,积是多少?

(4)1080减去6与12的积,再除以12,商是多少?

(5)从6000里减去60与80的积,所得的差再除以120,商是多少?

(6)12、18和20三个数的积比它们的和多多少?

脱式计算。
408-12×24 (46+28)×60 42×50-1715÷5

32+105÷5 (108+47)×52 420×(327-238)

(4121+2389)÷7 671×15-974 469×12+1492

405×(3213-3189) 5000-56×23 125×(97-81)

6942+480÷3 304×32-154 20+80÷4-20=

100÷(32-30)×0= 25×4-12×5=

70×〔(42-42)÷18〕= 75×65+75×35=

用简便方法计算下面各题
1、89+124+11+26+48 2、875-147-23

3.25×125×40×8 4、147×8+8×53

5、125×64 6、0.9+1.08+0.92+0.1

用简便方法计算

①89+124+11+26+48 ②875-147-23

③147×8+8×53 ④125×64

计算下面各题.
1.280+840÷24×5 2.85×(95-1440÷24)

3.58870÷(105+20×2) 4.80400-(4300+870÷15)

5.1437×27+27×563 6.81432÷(13×52+78)

7.125×(33-1) 8.37.4-(8.6+7.24-6.6)

计算。(1∶1)
(1)156×107-7729 (2)37.85-(7.85+6.4)

(3)287×5+96990÷318 (4)1554÷[(72-58)×3]

脱式计算
2800÷ 100+789 (947-599)+76×64
1.36×(913-276÷23) 2.(93+25×21)×9
3.507÷13×63+498 4.723-(521+504)÷25
5.384÷12+23×371 6.(39-21)×(396÷6)
(1)156×[(17.7-7.2)÷3] (2)[37.85-(7.85+6.4)] ×30

(3)28×(5+969.9÷318) (4)81÷[(72-54)×9]
57×12-560÷35 848-640÷16×12

960÷(1500-32×45) [192-(54+38)]×67
138×25×4 (13×125)×(3×8) (12+24+80)×50 704×25 25×32×125 32×(25+125)
178×101-178 84×36+64×84 75×99+2×75 83×102-83×2 98×199
123×18-123×3+85×123 50×(34×4)×3 25×(24+16) 178×99+178
79×42+79+79×57 7300÷25÷4 8100÷4÷75 75×27+19×2 5 31×870+13×310

4×(25×65+25×28) 138×25×4 (13×125)×(3×8) (12+24+80)×50

25×32×125 32×(25+125) 102×76 58×98

178×101-178 84×36+64×84 75×99+2×75 83×102-83×2

98×199 123×18-123×3+85×123 50×(34×4)×3 25×(24+16)

178×99+178 79×42+79+79×57 7300÷25÷4 8100÷4÷75

一一得一一二得二二二得四二三得六二四得八二五一十二六十二,二七十四,二八十六,二九十八

2*3=6 5*6=30 4*5=20 3*6=18
7*8=56 6*9=54 3*8=24 9*6=54
5*5=25 4*8=32 9*6=54 6*7=42

4.5.55.858.85.09055.79985

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