如题所述
1. 3/7 Ã 49/9 - 4/3
2. 8/9 Ã 15/36 + 1/27
3. 12Ã 5/6 â 2/9 Ã3
4. 8Ã 5/4 + 1/4
5. 6÷ 3/8 â 3/8 ÷6
6. 4/7 Ã 5/9 + 3/7 Ã 5/9
7. 5/2 -ï¼ 3/2 + 4/5 ï¼
8. 7/8 + ï¼ 1/8 + 1/9 ï¼
9. 9 Ã 5/6 + 5/6
10. 3/4 Ã 8/9 - 1/3
11. 7 Ã 5/49 + 3/14
12. 6 Ãï¼ 1/2 + 2/3 ï¼
13. 8 Ã 4/5 + 8 Ã 11/5
14. 31 Ã 5/6 â 5/6
15. 9/7 - ï¼ 2/7 â 10/21 ï¼
16. 5/9 Ã 18 â 14 Ã 2/7
17. 4/5 Ã 25/16 + 2/3 Ã 3/4
18. 14 Ã 8/7 â 5/6 Ã 12/15
19. 17/32 â 3/4 Ã 9/24
20. 3 Ã 2/9 + 1/3
21. 5/7 Ã 3/25 + 3/7
22. 3/14 ÃÃ 2/3 + 1/6
23. 1/5 Ã 2/3 + 5/6
24. 9/22 + 1/11 ÷ 1/2
25. 5/3 Ã 11/5 + 4/3
26. 45 Ã 2/3 + 1/3 Ã 15
27. 7/19 + 12/19 Ã 5/6
28. 1/4 + 3/4 ÷ 2/3
29. 8/7 Ã 21/16 + 1/2
30. 101 Ã 1/5 â 1/5 Ã 21
1.å£ç®ä¸é¢åé¢
(1)58+42= (2)87ï¼45= (3)125Ã8=
(4)50Ã12= (5)804÷4= (6)134ï¼66=
(7)1000ï¼98= (8)720÷5= (9)0÷47=
2.å å¡«åä¸é¢åé¢çè¿ç®é¡ºåº,å计ç®åºå¾æ°.
(1)168+36ï¼36+32=
(2)153ï¼5Ã14+83=
(3)50Ã5÷50Ã5=
3.å¤æï¼å¯¹çæâââ,éçæâÃâ
(1)13Ã15ä¸15Ã13表示çæä¹ç¸å.( )
(2)3000÷425÷8ç计ç®ç»æä¸å®å°äº3000÷(425Ã8)ç计ç®ç»æ.( )
(3)两个å æ°ç积æ¯800,å¦æä¸ä¸ªå æ°ä¸å,å¦ä¸ä¸ªå æ°ç¼©å°20å,é£ä¹ç§¯æ¯40.( )
(4)ç®å¼ï¼â750÷25+35Ã2âæ表示çæä¹æ¯750é¤ä»¥25çåï¼å ä¸35ç2å,åæ¯å¤å°?( )
(5)24Ã25=6Ã4Ã25=6+100=106( )
4.ç¨ç®ä¾¿æ¹æ³è®¡ç®ï¼
(1)3786ï¼499
(2)32Ã25Ã125
(3)1653ï¼338ï¼662
(4)7987+350+2013+450
(5)38Ã38+62Ã38
(6)452+99Ã452
(7)201Ã79
(8)50Ã125Ã4Ã8
5.计ç®ä¸é¢åé¢ï¼
(1)340Ã(120ï¼40÷8)
(2)45Ã(720ï¼1957÷19)
(3)86+[4500+(2088÷36)÷2]
(4)396Ã[74ï¼(4875÷15ï¼13Ã21)]
(5)[1054ï¼(174ï¼168)]÷8
(6)6048÷[(107ï¼99)Ã9]
3*(5*(2/3))
2.(1+37%)*20
3.35/2*75%
4.30*(50/2)
5.(54+10%)/20
6.(25/3*18)*30%
7.(2+70%)*40
8.1/7*(98*(1/4)*2)
9.25%*((23+2%)*4)
10.(30+20%)/2
11.12*3/(25+20%)
12.30/(3+40%)
13.27/8*16*10%
14.(2/3)*(3+6)*(1/2)
15.45*(1/9)*24
16.(35+10%)*27
17.(45+50%)*3*1/2
1.125*3+125*5+25*3+25
2.9999*3+101*11*(101-92)
3.(23/4-3/4)*(3*6+2)
4. 3/7 Ã 49/9 - 4/3
5. 8/9 Ã 15/36 + 1/27
6. 12Ã 5/6 â 2/9 Ã3
7. 8Ã 5/4 + 1/4
8. 6÷ 3/8 â 3/8 ÷6
9. 4/7 Ã 5/9 + 3/7 Ã 5/9
10. 5/2 -ï¼ 3/2 + 4/5 ï¼
11. 7/8 + ï¼ 1/8 + 1/9 ï¼
12. 9 Ã 5/6 + 5/6
13. 3/4 Ã 8/9 - 1/3
14. 7 Ã 5/49 + 3/14
15. 6 Ãï¼ 1/2 + 2/3 ï¼
16. 8 Ã 4/5 + 8 Ã 11/5
17. 31 Ã 5/6 â 5/6
18. 9/7 - ï¼ 2/7 â 10/21 ï¼
19. 5/9 Ã 18 â 14 Ã 2/7
20. 4/5 Ã 25/16 + 2/3 Ã 3/4
21. 14 Ã 8/7 â 5/6 Ã 12/15
22. 17/32 â 3/4 Ã 9/24
23. 3 Ã 2/9 + 1/3
24. 5/7 Ã 3/25 + 3/7
25. 3/14 ÃÃ 2/3 + 1/6
26. 1/5 Ã 2/3 + 5/6
27. 9/22 + 1/11 ÷ 1/2
28. 5/3 Ã 11/5 + 4/3
29. 45 Ã 2/3 + 1/3 Ã 15
30. 7/19 + 12/19 Ã 5/6
31. 1/4 + 3/4 ÷ 2/3
32. 8/7 Ã 21/16 + 1/2
33. 101 Ã 1/5 â 1/5 Ã 21
34.50ï¼160÷40
35.120-144÷18+35
36.347+45Ã2-4160÷52
37ï¼58+37ï¼Ã·ï¼64-9Ã5ï¼
38.95÷ï¼64-45ï¼
39.178-145÷5Ã6+42
40.812-700÷ï¼9+31Ã11ï¼
41.85+14Ãï¼14+208÷26ï¼
43.120-36Ã4÷18+35
44.ï¼58+37ï¼Ã·ï¼64-9Ã5ï¼
45.(6.8-6.8Ã0.55)÷8.5
46.0.12à 4.8÷0.12Ã4.8
47.ï¼3.2Ã1.5+2.5ï¼Ã·1.6
48.6-1.6÷4= 5.38+7.85-5.37=
49.7.2÷0.8-1.2Ã5= 6-1.19Ã3-0.43=
50.6.5Ãï¼4.8-1.2Ã4ï¼=
51.5.8Ãï¼3.87-0.13ï¼+4.2Ã3.74
52.32.52-ï¼6+9.728÷3.2ï¼Ã2.5
53.[ï¼7.1-5.6ï¼Ã0.9-1.15] ÷2.5
54.5.4÷[2.6Ãï¼3.7-2.9ï¼+0.62]
55.12Ã6÷ï¼12-7.2ï¼-6
56.12Ã6÷7.2-6
57.0.68Ã1.9+0.32Ã1.9
58.58+370ï¼Ã·ï¼64-45ï¼
59.420+580-64Ã21÷28
60.136+6Ãï¼65-345÷23ï¼
1. 3/7 Ã 49/9 - 4/3
2. 8/9 Ã 15/36 + 1/27
3. 12Ã 5/6 â 2/9 Ã3
2. 8/9 Ã 15/36 + 1/27
3. 12Ã 5/6 â 2/9 Ã3
4. 8Ã 5/4 + 1/4
5. 6÷ 3/8 â 3/8 ÷6
6. 4/7 Ã 5/9 + 3/7 Ã 5/9
7. 5/2 -ï¼ 3/2 + 4/5 ï¼
8. 7/8 + ï¼ 1/8 + 1/9 ï¼
9. 9 Ã 5/6 + 5/6
10. 3/4 Ã 8/9 - 1/3
11. 7 Ã 5/49 + 3/14
12. 6 Ãï¼ 1/2 + 2/3 ï¼
13. 8 Ã 4/5 + 8 Ã 11/5
14. 31 Ã 5/6 â 5/6
15. 9/7 - ï¼ 2/7 â 10/21 ï¼
16. 5/9 Ã 18 â 14 Ã 2/7
17. 4/5 Ã 25/16 + 2/3 Ã 3/4
18. 14 Ã 8/7 â 5/6 Ã 12/15
19. 17/32 â 3/4 Ã 9/24
20. 3 Ã 2/9 + 1/3
21. 5/7 Ã 3/25 + 3/7
22. 3/14 ÃÃ 2/3 + 1/6
23. 1/5 Ã 2/3 + 5/6
24. 9/22 + 1/11 ÷ 1/2
25. 5/3 Ã 11/5 + 4/3
26. 45 Ã 2/3 + 1/3 Ã 15
27. 7/19 + 12/19 Ã 5/6
28. 1/4 + 3/4 ÷ 2/3
29. 8/7 Ã 21/16 + 1/2
30. 101 Ã 1/5 â 1/5 Ã 21
1.å£ç®ä¸é¢åé¢
(1)58+42= (2)87ï¼45= (3)125Ã8=
(4)50Ã12= (5)804÷4= (6)134ï¼66=
(7)1000ï¼98= (8)720÷5= (9)0÷47=
2.å å¡«åä¸é¢åé¢çè¿ç®é¡ºåº,å计ç®åºå¾æ°.
(1)168+36ï¼36+32=
(2)153ï¼5Ã14+83=
(3)50Ã5÷50Ã5=
3.å¤æï¼å¯¹çæâââ,éçæâÃâ
(1)13Ã15ä¸15Ã13表示çæä¹ç¸å.( )
(2)3000÷425÷8ç计ç®ç»æä¸å®å°äº3000÷(425Ã8)ç计ç®ç»æ.( )
(3)两个å æ°ç积æ¯800,å¦æä¸ä¸ªå æ°ä¸å,å¦ä¸ä¸ªå æ°ç¼©å°20å,é£ä¹ç§¯æ¯40.( )
(4)ç®å¼ï¼â750÷25+35Ã2âæ表示çæä¹æ¯750é¤ä»¥25çåï¼å ä¸35ç2å,åæ¯å¤å°?( )
(5)24Ã25=6Ã4Ã25=6+100=106( )
4.ç¨ç®ä¾¿æ¹æ³è®¡ç®ï¼
(1)3786ï¼499
(2)32Ã25Ã125
(3)1653ï¼338ï¼662
(4)7987+350+2013+450
(5)38Ã38+62Ã38
(6)452+99Ã452
(7)201Ã79
(8)50Ã125Ã4Ã8
5.计ç®ä¸é¢åé¢ï¼
(1)340Ã(120ï¼40÷8)
(2)45Ã(720ï¼1957÷19)
(3)86+[4500+(2088÷36)÷2]
(4)396Ã[74ï¼(4875÷15ï¼13Ã21)]
(5)[1054ï¼(174ï¼168)]÷8
(6)6048÷[(107ï¼99)Ã9]
3*(5*(2/3))
2.(1+37%)*20
3.35/2*75%
4.30*(50/2)
5.(54+10%)/20
6.(25/3*18)*30%
7.(2+70%)*40
8.1/7*(98*(1/4)*2)
9.25%*((23+2%)*4)
10.(30+20%)/2
11.12*3/(25+20%)
12.30/(3+40%)
13.27/8*16*10%
14.(2/3)*(3+6)*(1/2)
15.45*(1/9)*24
16.(35+10%)*27
17.(45+50%)*3*1/2
1.125*3+125*5+25*3+25
2.9999*3+101*11*(101-92)
3.(23/4-3/4)*(3*6+2)
4. 3/7 Ã 49/9 - 4/3
5. 8/9 Ã 15/36 + 1/27
6. 12Ã 5/6 â 2/9 Ã3
7. 8Ã 5/4 + 1/4
8. 6÷ 3/8 â 3/8 ÷6
9. 4/7 Ã 5/9 + 3/7 Ã 5/9
10. 5/2 -ï¼ 3/2 + 4/5 ï¼
11. 7/8 + ï¼ 1/8 + 1/9 ï¼
12. 9 Ã 5/6 + 5/6
13. 3/4 Ã 8/9 - 1/3
14. 7 Ã 5/49 + 3/14
15. 6 Ãï¼ 1/2 + 2/3 ï¼
16. 8 Ã 4/5 + 8 Ã 11/5
17. 31 Ã 5/6 â 5/6
18. 9/7 - ï¼ 2/7 â 10/21 ï¼
19. 5/9 Ã 18 â 14 Ã 2/7
20. 4/5 Ã 25/16 + 2/3 Ã 3/4
21. 14 Ã 8/7 â 5/6 Ã 12/15
22. 17/32 â 3/4 Ã 9/24
23. 3 Ã 2/9 + 1/3
24. 5/7 Ã 3/25 + 3/7
25. 3/14 ÃÃ 2/3 + 1/6
26. 1/5 Ã 2/3 + 5/6
27. 9/22 + 1/11 ÷ 1/2
28. 5/3 Ã 11/5 + 4/3
29. 45 Ã 2/3 + 1/3 Ã 15
30. 7/19 + 12/19 Ã 5/6
31. 1/4 + 3/4 ÷ 2/3
32. 8/7 Ã 21/16 + 1/2
33. 101 Ã 1/5 â 1/5 Ã 21
34.50ï¼160÷40
35.120-144÷18+35
36.347+45Ã2-4160÷52
37ï¼58+37ï¼Ã·ï¼64-9Ã5ï¼
38.95÷ï¼64-45ï¼
39.178-145÷5Ã6+42
40.812-700÷ï¼9+31Ã11ï¼
41.85+14Ãï¼14+208÷26ï¼
43.120-36Ã4÷18+35
44.ï¼58+37ï¼Ã·ï¼64-9Ã5ï¼
45.(6.8-6.8Ã0.55)÷8.5
46.0.12à 4.8÷0.12Ã4.8
47.ï¼3.2Ã1.5+2.5ï¼Ã·1.6
48.6-1.6÷4= 5.38+7.85-5.37=
49.7.2÷0.8-1.2Ã5= 6-1.19Ã3-0.43=
50.6.5Ãï¼4.8-1.2Ã4ï¼=
51.5.8Ãï¼3.87-0.13ï¼+4.2Ã3.74
52.32.52-ï¼6+9.728÷3.2ï¼Ã2.5
53.[ï¼7.1-5.6ï¼Ã0.9-1.15] ÷2.5
54.5.4÷[2.6Ãï¼3.7-2.9ï¼+0.62]
55.12Ã6÷ï¼12-7.2ï¼-6
56.12Ã6÷7.2-6
57.0.68Ã1.9+0.32Ã1.9
58.58+370ï¼Ã·ï¼64-45ï¼
59.420+580-64Ã21÷28
60.136+6Ãï¼65-345÷23ï¼
1. 3/7 Ã 49/9 - 4/3
2. 8/9 Ã 15/36 + 1/27
3. 12Ã 5/6 â 2/9 Ã3
温馨提示:答案为网友推荐,仅供参考