1. 3/7 × 49/9 - 4/3
2. × 5/6 – 2/9 × 3
4. 8× 5/4 + 1/4
5. p>
p>
6. 4/7 × 5/9 + 3/7 × 5/9
7. /p>
8. 7/8 + ( 1/8 + 1/9 )
9. 5/6 + 5/6
3/. 4×8/9 - 1/3
11. 7×5/49 + 3/14
12. >
13 . 8 × 4/5 + 8 × 11/5
14. /7 – 10/ 21)
16. 5/9 × 18 – 14 × 2/7
17. 4
18. 14 × 8/7 – 5/6 × 12/15
19. 20. 3 × 2 /9 + 1/3
21 5/7 × 3/25 + 3/7
22. /6
23. 1/5 × 2/3 + 5/6
24. 5/3 × 11/5 + 4/3
26 45 × 2/3 + 1/3 × 15
27. /6
28. 1/4 + 3/4 ÷ 2/3
29. 101×1/ 5 – 1/5×21
31.5160÷40
32.120-144÷18+35
33.347+45×2-. 4160÷52
p>
34(58+37)÷(64-9×5)
35.95÷(64-45)
36.178-145÷5×6+42
37.812-700÷(9+31×11)
38.85+14×(14+208÷26)
39.(284+16)× (512-8208÷18)
40.120-36×4÷18+35