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?

1 1.？ 7? ×? 5/49? +? 3/ 14?

12.？ 6? ×(? 1/2? +? 2/3? )

13.？ 8? ×? 4/5? +? 8? ×? 1 1/5?

14.？ 3 1? ×? 5/6? –? 5/6?

15.？ 9/7? -? (? 2/7? –? 10/2 1? )

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?

2 1.？ 5/7? ×? 3/25? +? 3/7?

22.？ 3/ 14? ××? 2/3? +? 1/6?

23.？ 1/5? ×? 2/3? +? 5/6?

24.？ 9/22? +? 1/ 1 1? ÷? 1/2?

25.？ 5/3? ×? 1 1/5? +? 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? ×? 2 1/ 16? +? 1/2?

30.？ 10 1? ×? 1/5? –? 1/5? ×? 2 1?

3 1.50+ 160÷40?

32. 120- 144÷ 18+35?

33.347+45×2-4 160÷52?

34(58+37)÷(64-9×5)

35.95÷(64-45)

36. 178- 145÷5×6+42?

37.8 12-700÷(9+3 1× 1 1)

38.85+ 14×( 14+208÷26)

39.(284+ 16)×(5 12-8208÷ 18)

40. 120-36×4÷ 18+35?

4 1.(58+37)÷(64-9×5)

42.(6.8-6.8×0.55)÷8.5?

43.0. 12×? 4.8÷0. 12×4.8?

44.(3.2× 1.5+2.5)÷ 1.6?

45.6- 1.6÷4=? 5.38+7.85-5.37=?

46.7.2÷0.8- 1.2×5=? 6- 1. 19×3-0.43=?

47.6.5×(4.8- 1.2×4)=?

49.5.8×(3.87-0. 13)+4.2×3.74?

50.32.52-(6+9.728÷3.2)×2.5?

5 1.[(7. 1-5.6)×0.9- 1. 15]? ÷2.5?

52.5.4÷[2.6×(3.7-2.9)+0.62]?

53. 12×6÷( 12-7.2)-6?

(54) 12×6÷7.2-6?

(55)0.68× 1.9+0.32× 1.9?

(56)(58+370)÷(64-45)

(57)420+580-64×2 1÷28?

(58)( 136+64)×(65-345÷23)

(59)48. 10. 15- 10.75×0.4-5.7?

1. 18. 1+(3-0.299÷0.23)× 1?

2.(6.8-6.8×0.55)÷8.5?

3.0. 12×? 4.8÷0. 12×4.8?

4.(3.2× 1.5+2.5)÷ 1.6? (2)3.2×( 1.5+2.5)÷ 1.6

5.6- 1.6÷4=? 5.38+7.85-5.37=?

6.7.2÷0.8- 1.2×5=? 6- 1. 19×3-0.43=?

7.6.5×(4.8- 1.2×4)

8. 10. 15- 10.75×0.4-5.7?

9.5.8×(3.87-0. 13)+4.2×3.74?

10.32.52-(6+9.728÷3.2)×2.5?

1 1.[(7. 1-5.6)×0.9- 1. 15]? ÷2.5?

12.5.4÷[2.6×(3.7-2.9)+0.62]?

13. 12×6÷( 12-7.2)-6?

14. 12×6÷7.2-6?

15.33.02-( 148.4-90.85)÷2.5

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?

1 1.？ 7? ×? 5/49? +? 3/ 14?

12.？ 6? ×(? 1/2? +? 2/3? )

13.？ 8? ×? 4/5? +? 8? ×? 1 1/5?

14.？ 3 1? ×? 5/6? –? 5/6?

15.？ 9/7? -? (? 2/7? –? 10/2 1? )

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?

2 1.？ 5/7? ×? 3/25? +? 3/7?

22.？ 3/ 14? ××? 2/3? +? 1/6?

23.？ 1/5? ×? 2/3? +? 5/6?

24.？ 9/22? +? 1/ 1 1? ÷? 1/2?

25.？ 5/3? ×? 1 1/5? +? 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? ×? 2 1/ 16? +? 1/2?

30.？ 10 1? ×? 1/5? –? 1/5? ×? 2 1