100 preguntas de cálculo fuera de lo común para la escuela primaria

4.3/7 × 49/9 - 4/3

5.8/9 × 15/36 1/27

6,12× 5/6 – 2/9 ×3

7,8× 5/4 1/4

8,6÷ 3/8 – 3 /8 ÷6

9.4/7 × 5/9 3/7 × 5/9

10.5/2 -( 3/2 ​​​​4/5 )

11,7/8 ( 1/8 1/9 )

12,9 × 5/6 5/6

13,3/4 × 8/9 - 1/3

14,7 × 5/49 3/14

15,6 ×( 1/2 2/3 )

16,8 × 4/5 8 × 11/5

17,31 × 5/6 – 5/6

18,9/7 – ( 2/7 – 10/21 )

19,5/9 × 18 – 14 × 2/7

20,4/5 × 25/16 2/3 × 3/4

21,14 × 8/7 – 5/6 × 12/15

22.17/32 – 3/4 × 9/24

23.3 × 2/9 1/3

24.5/7 × 3/25 3/7

25,3/14 × × 2/3 1/6

26,1/5 × 2/3 5/6

27,9/22 1/11 ÷ 1/2

28.5/ 3 × 11/5 4/3

29.45 × 2/3 1/3 × 15

30.7/19 12/19 × 5/6

31.1 /4 3/4 ÷ 2/3

32.8/7 × 21/16 1/2

33.101 × 1/5 – 1/5 × 21

34.50 160÷40

35.120-144÷18 35

36.347 45×2-4160÷52

37(58 37)÷ (64-9 ×5)

38.95÷(64-45)

39.178-145÷5×6 42

40.812-700÷(9 31 ×11)

41.85 14×(14 208÷26)

43.120-36×4÷18 35

44.(58 37)÷(64 -9×5 )

45.(6.8-6.8×0.55)÷8.5

46.0.12× 4.8÷0.12×4.8

47.(3.2 ×1.5 2.5) ÷1.6

48.6-1.6÷4= 5.38 7.85-5.37=

49.7.2÷0.8-1.2×5= 6-1.19×3-0.43=

50.6.5×(4.8-1.2×4)=

51.5.8×(3.87-0.13) 4.2×3.74

52.32.52-(6 9.728÷3.2) ×2.5

53.[(7.1-5.6)×0.9-1.15] ÷2.5

54.5.4÷[2.6×(3.7-2.9) 0.62]<

/p>

55,12×6÷(12-7,2)-6

56,12×6÷7,2-6

57,0,68×1,9 0,32×1,9

58.58 370)÷(64-45)

59.420 580-64×21÷28

60.136 6×(65-345÷23)

15-10.75×0.4-5.7

62.18.1 (3-0.299÷0.23)×1

63.(6.8-6.8×0.55)÷8.5

64.0.12× 4.8÷0.12×4.8

65.(3.2×1.5 2.5)÷1.6

66.3.2×6 (1.5 2.5)÷1.6

67.0.68×1.9 0.32×1.9

68.10.15-10.75×0.4-5.7

69.5.8×(3.87-0.13) 4.2×3.74

70.32.52-(6 9.728÷3.2)×2.5

71.[(7.1-5.6)×0.9-1.15] ÷2.5

72.5.4÷[2.6 ×(3.7-2.9) 0.62]

73.12×6÷(12-7.2)-6

74.12×6÷7.2-6

75.33.02 -(148,4-90,85)÷2,5

1) 76.(25-695-12)*36

77./4*3/5 3/4*2/5

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

3) 5 .3/7 × 49/9 - 4/3

4) 9 × 15/36 1/27

5) 2× 5/6 – 2/9 ×3

6) 3× 5/4 1/4

7) 94÷ 3/8 – 3/ 8 ÷6

8) 95/7 × 5/9 3/7 × 5/9

9) 6/2 -( 3/2 ​​​​4/5 )< /p >

10) 8 ( 1/8 1/9 )

11) 8 × 5/6 5/6

12) 1/4 × 8/9 - 1/3

13) 10 × 5/49 3/14

14) 1,5 ×( 1/2 2/3 )

15) 2 /9 × 4/5 8 × 11/5

16) 3,1 × 5/6 – 5/6

17) 4/7 - ( 2/7 – 10/21 )

18) 19 × 18 – 14 × 2/7

19) 5 × 25/16 2/3 × 3/4

20) 4 × 8/7 – 5/6 × 12/

15

21) 7/32 – 3/4 × 9/24

22) 1. 2/3÷1/2-1/4×2/5

2-6/13÷9/26-2/3

3 2/9 1/2÷4/5 3/8

4. 10÷5/9 1/6×4

5, 1/2×2/5 9/10÷9/20

6, 5/9×3/10 2 /7÷2/5

7. 1/2×4/5-1/8

8. 1/2

9. 23-8/9×1/27÷1/27

10. >11. 1/2 3/4×5/12×4/5

12. 5/8÷5/4 3/23÷9/11

23) 1,2×2,5 0,8×2,5

24) 8,9×1,25-0,9×1,25

25) 12.5×7.4×0.8

26) 9.9×6.4-(2.5 0.24)(27) 6.5×9.5 6.5×0.5

0.35×1.6 0.35×3.4 p>

0.25×8.6×4

6.72-3.28-1.72

0.45 6.37 4.55

5.4 6.9×3-(25-2.5 )2 ×41846-620-380

4,8×46 4,8×54

0,8 0,8×2,5

1,25×3,6×8×2,5-12,5×2,4

28×12.5-12.5×20

23.65-(3.07 3.65)

(4 0.4×0.25)8×7×1.25

1.65×99 1.65

27.85-(7.85 3.4)

48×1.25 50×1.25×0.2×8

7.8×9.9 0.78

(1010 309 4 681 6)×12

3×9146×782×6×854

5.15×7/8 6.1-0.60625

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 5/6-19/12

3x(-9) 7x(-9

(-54)x1/6x (-1/3)