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2017-07-14 · 知道合伙人教育行家
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5/2 -( 3/2 + 4/5 )
7/8 + ( 1/8 + 1/9 )
9/7 - ( 2/7 – 10/21 )
5/8+5/6+1/9
240/400+12/400-150/400
186/24+88/24-252/24
14/3-(385/42-270/42)
/2+1/3-1/4+1/5-1/6=?
3/4-3/5+4/5-4/6+5/6-5/7=?
1/2-1/2-1/2+1/2=?
1/100000+3-32/867=?
1+1/2-1/3=?
2/10+1/25 6/48+4/36 9/72+ 6/ 24 9/7-8/5 2/1+3/2 8/5-6/1
5/3+7/2 6/7-8/3 9/8-6/5 3/2-6/3+5/2-4/3 8/5-7/3 1/2+1/3+1/4
2+1/3-1/4 2/3-(1/3+1/4) 2 4/5+(1/2-1/3) 3 1/8+(1/2-1/4) 1+1/2-1/3
8 +( 1/8 + 1/9) 2/9+1/2 3/2+2/1 8/72-4/36 6/30+9/45 3/9-9/27
1/4 + 3/4 6/2 -( 3/2 + 4/5 ) 8 + ( 1/8 + 1/9 ) 4/7 – 10/21 9/7 – 10/21
9/36-3/9 1/5-1/6 9/2+3/1 1/2-1/3 5/ 6 + 2/14 2/3 + 5/8 7/ 9 + 12/19
21/16 + 1/2 2/3+1/6/3/24 10-3/4 2/3+3/4 8/9 - 1/3 25/16 + 2/3
3.2+6.3-6.2
9.3+6.3-5.3
5.6-5.6+6.3
1.3+3.2-4.0
5.3-4.9+6.3
4.5+1.1-2.2
1. 12/3+1/2-3/2=3
2. 6/3-4/2+3/5=3/5
3. 5/5+1/5-2/5=4/5
4. 5/2-3/2+6/2=4
5. 8/3-2/3+1/3=7/3
6. 2/5+1-1/5=6/5
7. 8/3-1/3-2/3+7/3=4
8. 1/7-2/7+1/7=0
9. 1/4+2/4-2/3=1/12
10. 0+5/6-0=5/6
1+1/5+1/6-1/12-1/1=?
1+1/5+1/6-1/12-1/2=?
1+1/5+1/6-1/12-1/3=?
1+1/5+1/6-1/12-1/4=?
1+1/5+1/6-1/12-1/5=?
1+1/5+1/6-1/12-1/6=?
1+1/5+1/6-1/12-1/7=?
1+1/5+1/6-1/12-1/8=?
1+1/5+1/6-1/12-1/9=?
1+1/5+1/6-1/12-1/10=?
7/8 + ( 1/8 + 1/9 )
78.1-1/4+8/9/7/9 79.+1/6/3/24+2/21 80./15*3/5 81.3/4/9/10-1/6 82./3+1/2)/5/6-1/3]/1/7 83./5+3/5/2+3/4 84.(2-2/3/1/2)]*2/5 85.+5268.32-2569 86.3+456-52*8 87.5%+6325 88./2+1/3+1/4 2) 89+456-78
1. 3/4-2/9 +1/4=?
2. 5/6-4/9 +1/6-2/9=?
3. 5/8+1/8-3/10-1/10=?
4. 9/10-(1/10+2/5)=?
3/5-1/4+3/5=? (2)4/15+9/20-3/10=? (3)18/20-(1/4+2/5)=?
(4)5/8+7/12-4/9=? (5)17/18-(1/12+1/6)=? (6)1/2+1/4-1/8=?
1+1/5+1/6-1/12-1/1=?
1+1/5+1/6-1/12-1/2=?
1+1/5+1/6-1/12-1/3=?
1+1/5+1/6-1/12-1/4=?
1+1/5+1/6-1/12-1/5=?
1+1/5+1/6-1/12-1/6=?
1+1/5+1/6-1/12-1/7=?
1+1/5+1/6-1/12-1/8=?
1+1/5+1/6-1/12-1/9=?
1+1/5+1/6-1/12-1/10=?
7/8 + ( 1/8 + 1/9 )
9 × 5/6 + 5/6
3/4 × 8/9 - 1/3
7 × 5/49 + 3/14
6 ×( 1/2 + 2/3 )
8 × 4/5 + 8 × 11/5
31 × 5/6 – 5/6
9/7 - ( 2/7 – 10/21 )
5/9 × 18 – 14 × 2/7
4/5 × 25/16 + 2/3 × 3/4
14 × 8/7 – 5/6 × 12/15
17/32 – 3/4 × 9/24
3 × 2/9 + 1/3
5/7 × 3/25 + 3/7
3/14 ×× 2/3 + 1/6
1/5 × 2/3 + 5/6
9/22 + 1/11 ÷ 1/2
5/3 × 11/5 + 4/3
45 × 2/3 + 1/3 × 15
7/19 + 12/19 × 5/6
1/4 + 3/4 ÷ 2/3
8/7 × 21/16 + 1/2
101 × 1/5 – 1/5 × 21
50+160÷40 (58+370)÷(64-45)
120-144÷18+35
347+45×2-4160÷52
34(58+37)÷(64-9×5)
95÷(64-45)
178-145÷5×6+42 420+580-64×21÷28
812-700÷(9+31×11) (136+64)×(65-345÷23)
85+14×(14+208÷26)
(284+16)×(512-8208÷18)
120-36×4÷18+35
(58+37)÷(64-9×5)
(6.8-6.8×0.55)÷8.5
0.12× 4.8÷0.12×4.8
(3.2×1.5+2.5)÷1.6 (2)3.2×(1.5+2.5)÷1.6
6-1.6÷4= 5.38+7.85-5.37=
7.2÷0.8-1.2×5= 6-1.19×3-0.43=
6.5×(4.8-1.2×4)= 0.68×1.9+0.32×1.9
10.15-10.75×0.4-5.7
5.8×(3.87-0.13)+4.2×3.74
32.52-(6+9.728÷3.2)×2.5
[(7.1-5.6)×0.9-1.15] ÷2.5
5.4÷[2.6×(3.7-2.9)+0.62]
12×6÷(12-7.2)-6 (4)12×6÷7.2-6
5\2-(3\2+4\5)
7\8+1\8+1\9
9\7-(2\7-10\21)
240\400+12\400-150\400
2\3+5\9-2\3+5\9
186\240+88\240+252\240
6\7+2\15+1\7+13\15
8\9+1\4+1\9+3\4
2\3+5\9-2\3+5\9
7/8 + ( 1/8 + 1/9 )
9/7 - ( 2/7 – 10/21 )
1/2+3/4-3/10=19/20
2/9+5/6+1/3=25/18
4/5-3/10+2/3=7/6
1/2-3/4+3/8=1/8
5/6-1/3+3/10=1/5
7/12-5/24+2/3
1/2-1/3-1/6
4/7+5/11+5/7
5/8+2/11+9/11
17/24+5/12-11/24
11/12+1/6-5/24
5/6-5/7+1/6-1/7
4/5-(1/4+2/5)
1-1/4-3/4
5/7+5/9+2/7+4/9
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
7/8 + ( 1/8 + 1/9 )
9/7 - ( 2/7 – 10/21 )
5/8+5/6+1/9
240/400+12/400-150/400
186/24+88/24-252/24
14/3-(385/42-270/42)
/2+1/3-1/4+1/5-1/6=?
3/4-3/5+4/5-4/6+5/6-5/7=?
1/2-1/2-1/2+1/2=?
1/100000+3-32/867=?
1+1/2-1/3=?
2/10+1/25 6/48+4/36 9/72+ 6/ 24 9/7-8/5 2/1+3/2 8/5-6/1
5/3+7/2 6/7-8/3 9/8-6/5 3/2-6/3+5/2-4/3 8/5-7/3 1/2+1/3+1/4
2+1/3-1/4 2/3-(1/3+1/4) 2 4/5+(1/2-1/3) 3 1/8+(1/2-1/4) 1+1/2-1/3
8 +( 1/8 + 1/9) 2/9+1/2 3/2+2/1 8/72-4/36 6/30+9/45 3/9-9/27
1/4 + 3/4 6/2 -( 3/2 + 4/5 ) 8 + ( 1/8 + 1/9 ) 4/7 – 10/21 9/7 – 10/21
9/36-3/9 1/5-1/6 9/2+3/1 1/2-1/3 5/ 6 + 2/14 2/3 + 5/8 7/ 9 + 12/19
21/16 + 1/2 2/3+1/6/3/24 10-3/4 2/3+3/4 8/9 - 1/3 25/16 + 2/3
3.2+6.3-6.2
9.3+6.3-5.3
5.6-5.6+6.3
1.3+3.2-4.0
5.3-4.9+6.3
4.5+1.1-2.2
1. 12/3+1/2-3/2=3
2. 6/3-4/2+3/5=3/5
3. 5/5+1/5-2/5=4/5
4. 5/2-3/2+6/2=4
5. 8/3-2/3+1/3=7/3
6. 2/5+1-1/5=6/5
7. 8/3-1/3-2/3+7/3=4
8. 1/7-2/7+1/7=0
9. 1/4+2/4-2/3=1/12
10. 0+5/6-0=5/6
1+1/5+1/6-1/12-1/1=?
1+1/5+1/6-1/12-1/2=?
1+1/5+1/6-1/12-1/3=?
1+1/5+1/6-1/12-1/4=?
1+1/5+1/6-1/12-1/5=?
1+1/5+1/6-1/12-1/6=?
1+1/5+1/6-1/12-1/7=?
1+1/5+1/6-1/12-1/8=?
1+1/5+1/6-1/12-1/9=?
1+1/5+1/6-1/12-1/10=?
7/8 + ( 1/8 + 1/9 )
78.1-1/4+8/9/7/9 79.+1/6/3/24+2/21 80./15*3/5 81.3/4/9/10-1/6 82./3+1/2)/5/6-1/3]/1/7 83./5+3/5/2+3/4 84.(2-2/3/1/2)]*2/5 85.+5268.32-2569 86.3+456-52*8 87.5%+6325 88./2+1/3+1/4 2) 89+456-78
1. 3/4-2/9 +1/4=?
2. 5/6-4/9 +1/6-2/9=?
3. 5/8+1/8-3/10-1/10=?
4. 9/10-(1/10+2/5)=?
3/5-1/4+3/5=? (2)4/15+9/20-3/10=? (3)18/20-(1/4+2/5)=?
(4)5/8+7/12-4/9=? (5)17/18-(1/12+1/6)=? (6)1/2+1/4-1/8=?
1+1/5+1/6-1/12-1/1=?
1+1/5+1/6-1/12-1/2=?
1+1/5+1/6-1/12-1/3=?
1+1/5+1/6-1/12-1/4=?
1+1/5+1/6-1/12-1/5=?
1+1/5+1/6-1/12-1/6=?
1+1/5+1/6-1/12-1/7=?
1+1/5+1/6-1/12-1/8=?
1+1/5+1/6-1/12-1/9=?
1+1/5+1/6-1/12-1/10=?
7/8 + ( 1/8 + 1/9 )
9 × 5/6 + 5/6
3/4 × 8/9 - 1/3
7 × 5/49 + 3/14
6 ×( 1/2 + 2/3 )
8 × 4/5 + 8 × 11/5
31 × 5/6 – 5/6
9/7 - ( 2/7 – 10/21 )
5/9 × 18 – 14 × 2/7
4/5 × 25/16 + 2/3 × 3/4
14 × 8/7 – 5/6 × 12/15
17/32 – 3/4 × 9/24
3 × 2/9 + 1/3
5/7 × 3/25 + 3/7
3/14 ×× 2/3 + 1/6
1/5 × 2/3 + 5/6
9/22 + 1/11 ÷ 1/2
5/3 × 11/5 + 4/3
45 × 2/3 + 1/3 × 15
7/19 + 12/19 × 5/6
1/4 + 3/4 ÷ 2/3
8/7 × 21/16 + 1/2
101 × 1/5 – 1/5 × 21
50+160÷40 (58+370)÷(64-45)
120-144÷18+35
347+45×2-4160÷52
34(58+37)÷(64-9×5)
95÷(64-45)
178-145÷5×6+42 420+580-64×21÷28
812-700÷(9+31×11) (136+64)×(65-345÷23)
85+14×(14+208÷26)
(284+16)×(512-8208÷18)
120-36×4÷18+35
(58+37)÷(64-9×5)
(6.8-6.8×0.55)÷8.5
0.12× 4.8÷0.12×4.8
(3.2×1.5+2.5)÷1.6 (2)3.2×(1.5+2.5)÷1.6
6-1.6÷4= 5.38+7.85-5.37=
7.2÷0.8-1.2×5= 6-1.19×3-0.43=
6.5×(4.8-1.2×4)= 0.68×1.9+0.32×1.9
10.15-10.75×0.4-5.7
5.8×(3.87-0.13)+4.2×3.74
32.52-(6+9.728÷3.2)×2.5
[(7.1-5.6)×0.9-1.15] ÷2.5
5.4÷[2.6×(3.7-2.9)+0.62]
12×6÷(12-7.2)-6 (4)12×6÷7.2-6
5\2-(3\2+4\5)
7\8+1\8+1\9
9\7-(2\7-10\21)
240\400+12\400-150\400
2\3+5\9-2\3+5\9
186\240+88\240+252\240
6\7+2\15+1\7+13\15
8\9+1\4+1\9+3\4
2\3+5\9-2\3+5\9
7/8 + ( 1/8 + 1/9 )
9/7 - ( 2/7 – 10/21 )
1/2+3/4-3/10=19/20
2/9+5/6+1/3=25/18
4/5-3/10+2/3=7/6
1/2-3/4+3/8=1/8
5/6-1/3+3/10=1/5
7/12-5/24+2/3
1/2-1/3-1/6
4/7+5/11+5/7
5/8+2/11+9/11
17/24+5/12-11/24
11/12+1/6-5/24
5/6-5/7+1/6-1/7
4/5-(1/4+2/5)
1-1/4-3/4
5/7+5/9+2/7+4/9
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
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