La Red de Conocimientos Pedagógicos - Conocimientos matemáticos - 1360 Cálculos orales para 4.º grado (más fácil)

1360 Cálculos orales para 4.º grado (más fácil)

(1)3,28-4,76+1 -;

(2)2,75-2-3 +1

(3 )42÷(-1; )-1 ÷(-0,125);

(4)(-48) ÷82-(-25) ÷(-6)2

(5)- +( )×(-2.4).

2. Pregunta de cálculo: (10′×5=50′)

(1)-23÷1×( -1 )2÷(. 1 )2;

(2)-14-(2-0.5)××[( )2-( )3]

(3) -1 ×[1-; 3×(- )2]-( )2×(-2)3÷(- )3

(4)(0.12+0.32) ÷ [-22+(- 3)2-3 × ];

(5)-6,24×32+31,2×(-2)3+(-0,51) ×624

[-|98| )]*23[56+(-75)-(7)]-(8+4+3)

5+21*8/2-6-59

68 /21-8-11*8+61

-2/9-7/9-56

4.6-(-3/4+1.6- 4-3/4)

1/2+3+5/6-7/12

[2/3-4-1/4*(-0.4)]/ 1/3+2

22+(-4)+(-2)+4*3

-2*8-8*1/2+8/1/8

(2/3+1/2)/(-1/12)*(-12)

(-28)/(-6+4)+(-1 )

2/(-2)+0/7-(-8)*(-2)

(1/4-5/6+1/3+2/ 3)/1/2

18-6/(-3)*(-2)

(5+3/8*8/30/(-2)-3

(-84)/2*(-3)/(-6)

1/2*(-4/15)/2/3

-3x+2y- 5x-7y

75÷〔138÷(100-54)〕 85×(95-1440÷24)

80400-(4300+870÷15) 240×78÷(154 -115)

1437×27+27×563 [75-(12+18)]÷15

2160÷[(83-79)×18] 28840÷24×5

325÷13×(266-250) 85×(95-1440÷24)

58870÷(105+20×2) 1437×27+27×563

81432÷(13×52+78) [37.85-(7.85+6.4)] ×30

156×[(17.7-7.2)÷3] (947-599)+76×64

36×(913-276÷23) [192-(54+38)]×67

[(7.1-5.6)×0.9-1.15]÷2.5 81432÷(13 × 52+78)

5,4÷[2,6×(3,7-2,9)+0,62] (947-599)+76×64 60-(9,5+28,9)]÷0,18 2,881÷0,43-0,24×3,5 20 × [(2,44-1,8)÷0,4+0,15] 28-(3,4 1,25×2,4) 0,8×[15,5-(3,21 5,79)] (31,8 3,2×4)÷5 194-64,8÷1,8×0,9 36,72÷4,25×9,9 3,416÷(0,016×35) 0,8×[(10-6)

.76)÷1.2]

(136+64)×(65-345÷23) (6.8-6.8×0.55)÷8.5

0.12× 4.8÷0.12×4.8 ( 58+37)÷(64-9×5)

812-700÷(9+31×11) (3,2×1,5+2,5)÷1,6

85+14× (14+208÷26) 120-36×4÷18+35

(284+16)×(512-8208÷18) 9,72×1,6-18,305÷7

4/7÷[1/3×(3/5-3/10)] (4/5+1/4)÷7/3+7/10

12,78-0÷( 13,4+156 .6) 37.812-700÷(9+31×11) (136+64)×(65-345÷23) 3.2×(1.5+2.5)÷1.6

85+14×(14+ 208÷26) (58+37)÷(64-9×5)

(6,8-6,8×0,55)÷8,5 (284+16)×(512-8208÷18)

0,12× 4,8÷0,12×4,8 (3,2×1,5+2,5)÷1,6

120-36×4÷18+35 10,15-10,75×0,4-5,7

5,8 ×(3,87-0,13)+4,2×3,74 347+45×2-4160÷52

32,52-(6+9,728÷3,2)×2,5 87(58+37)÷(64-9×5 )

[(7,1-5,6)×0,9-1,15] ÷2,5 (3,2×1,5+2,5)÷1,6

5,4÷[2,6×(3,7-2,9)+0,62] 12×6÷(12-7.2)-6

3.2×6+(1.5+2.5)÷1.6 (3.2×1.5+2.5)÷1.6

5.8×(3.87- 0,13)+4,2×3,74

33,02-(148,4-90,85)÷2,5

1. 8/9×15/36 + 1/27

3 12× 5/6 – 2/9×3

4.

5. 6÷ 3/8 – 3/8 ÷6

6. >7. 5/2 - ( 3/2 ​​+ 4/5 )

8. × 5 /6 + 5/6

10. 3/4 × 8/9 - 1/3

0,12χ+1,8×0,9=7,2 (9-5χ)×0,3 =1,02 6,4χ-χ=28+4,4

11. 7 × 5/49 + 3/14

12 × ( 1/2 + 2/3 )

13. 8 × 4/5 + 8 × 11/5

14. 2/ 7 – 21/10)

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.

+ 3/7

22. 3/14 ×× 2/3 + 1/6

23. p>24. 9/22 + 1/11 ÷ 1/2

25. 1/3 × 15

27. 7/19 + 12/19 × 5/6

28. p>29. 8/7 × 21/16 + 1/2

30 101 × 1/5 – 1/5 × 21

31.50+160÷40 (58+370. )÷(64-45)

32.120-144÷18+35

33.347+45×2-4160÷52

34 (58+37) ÷(64-9×5)

35.95÷(64-45)

36.178-145÷5×6+42 42580-64×21÷28

37.812-700÷(9+31×11) (136+64)×(65-345÷23)

38.85+14×(14+208÷26)

39. (284+16)×(512-8208÷18)

40.120-36×4÷18+35

41. 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 (2) 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)= 0.68×1.9+0.32×1.9

48.10.15 -10,75×0,4-5,7

49,5,8×(3,87-0,13)+4,2×3,74

50,32,52-(6+9,728÷3,2)×2,5

51.-5+58+13+978-(-56)+50

52.-7*2-57/(3

53.( -7)*2/(1/3)+79/(3+6/4)

54.123+456+789+98/(-4)

55.369/33 -(-54-31/15.5)

56.39+{3x[42/2x(3x8)]}

57.9x8x7/5x(4+6)

58.11x22/(4+12/2)

59.94+(-60)/10

.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 × 49/9 - 4/3

5 8/9 × 15/36 + 1/27

6. /9 ×3

7.8× 5/4 + 1/4

8. 4/7 × 5/9 + 3/7 × 5/9

10. + (1/8 + 1/9)

p>

12. 9×5/6 + 5/6

13. 3/4 × 8/9 - 1/3

14. + 3/14

15.6×( 1/2 + 2/3 )

16. >17. 31 × 5/6 – 5/6

18 9/7 – (2/7 – 10/21)

19. × 2/7

20. 4/5 × 25/16 + 2/3 × 3/4

21.

22. 17/32 – 3/4 × 9/24

23. × 3/25 + 3/7

25. ×× 2/3 + 1/6

26. /p>

27. 9/22 + 1/11 ÷ 1/2

28. 2/3 + 1/3 × 15

30 7/19 + 12/19 × 5/6

31. /p>

32. 8/7 × 21/16 + 1/2

33.

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]

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)

59.42580-64×21÷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.

.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 )

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. 2. 6/13÷9/26-2/3

3. 2/9+1/2÷4/5+3/8

4. 10÷5/9+1/6×4

5. 10÷9/20

6. 5/9×3/12/7÷2/5

7. 1/8

8. 3/4×5/7×4/3-1/2

9. /p>

10.8×5/6+2/5÷4

11.

/p>

12. 8/9×3/4-3/8÷3/4

13. p>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

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. 9×3

4. 8× 5/4 + 1/4

5. 4/7 × 5/9 + 3/7 × 5/9

7/5/2 - ( 3/2 ​​+ 4/5 )

8. 8 + (1/8 + 1/9)

9. 9 × 5/6 + 5/6

10. /p >

11. 7 × 5/49 + 3/14

12. 5 + 8 × 11/5

14. 31 × 5/6 – 5/6

15. >

16. 5/9 × 18 – 14 × 2/7

17. 14 × 8/7 – 5/6 × 12/15

19 17/32 – 3/4 × 9/24

20. 3

21. 5/7 × 3/25 + 3/7

22. 1/5 × 2/3 + 5/6

24 9/22 + 1/11 ÷ 1/2

25. /3

26. 45 × 2/3 + 1/3 × 15

27. 1/4 + 3/4 ÷ 2/3

29 8/7 × 21/16 + 1/2

30. × 21

>

31.5160÷40 (58+370)÷(64-45)

32.120-144÷18+35

33.347+45×2-4160÷52

34(58+37)÷(64-9×5)

35.95÷(64-45)

36.178-145÷5×6+42 42580-64×21÷28

37.812-700÷ (9+31×11) (136+64)×(65-345÷23)

38.85+14 ×(14+208÷26)

39.(284+16)×(512-8208÷18)

40.120-36×4÷18+35

41.(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 (2) 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)= 0.68×1.9+0.32 ×1.9

48.10.15-10.75×0.4-5.7

49.5.8×(3.87-0.13)+4.2×3.74

50.32.52-( 6+9.728÷3.2)×2.5

51.[(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 (4)12×6÷7,2-6

102×4,5

7,8×6,9 +2,2×6,9

5,6×0,25

8× (20-1,25)

1) 127+352+73+44 (2) 89+ 276 +135+33

(1)25+71+75+29 +88 (2)243+89+111+57

9405-2940÷28×21

920-1680÷40÷7

6947×52-398

148+3328÷64-75

360×24 ÷ 32+730

2100-94+48×54

51+(2304-2042)×23

4215+(4361-716)÷81

(247+18)×27÷25

36-720÷(360÷18)

1080÷(63-54)×80

p>

(528+912)×5-6178

8528÷41×38-904

264+318-8280÷69

( 174+209)×26- 9000

814-(278+322)÷15

1406+735×9÷45

3168 -7828÷38 +504

796-5040÷(630÷7)

285+(3000-372)÷36

1+5/6 -19/12

3x(-9)+7x(-9

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

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) = 0.68×1.9+0.32×1.9

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

11.[(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

184+98 695+202 864-199 738-301

38 476+120 (569+468)+( 432+131)

256-147-53 373-129+29 189-(89+74) 456-(256-36)

28×4×25 125×32×25 9×72× 125

720÷16÷5 630÷42

102×35 98×42

26×39+61×26 356×9-56×9

p>

99×55+55 78×101-78

52×76+47×76 +76 134×56-134+45×134

(Aplicación de la ley distributiva de la multiplicación)

48×52×2-4×48

25×23× (44)

999×999+1999

(Aplicación integral de la ley distributiva de la multiplicación)

158+262+138 375+219+381+225 5001-247-1021-232

(181+2564)+2719 378+44+114+242+222 276+228+353+219

(375+1034)+(966+125) (213783+270)+1017 99+999+9999+99999

7755- (2187+755) 2214+638+286 3065-738 -1065 899+344

2357-183-317-357 2365-1086-214 497-299 2371995

3999+498 1883-398 12×25 75×24

138×25×4 (13×125)×(3×8) (12+24+80)×50 704×25

25×32×125 32×(25 +125) 88×125 102×76 58×98

178×101-178 84×36+64×84 75×99+2× 75 83×102-83×2

98×199 123×18-123×3+85×123 50×(34×4)×3 25×(24+16)

178×99+178 79×42+79+ 79×57 7300÷25÷4 8100÷4÷75

16800÷120 30100÷2100 32000÷400 49700÷700

1248÷24 3150÷15 4800÷25 21500÷125

158+262+138

375+219+381+225

5001- 247-1021-232

(181+2564)+2719

378+44+114+242+222

276+228+353+219

(375+1034)+(966+125)

(213783+270)+1017

99+999+9999+99999

7755-(2187+755)

2214+638+286

3065-738-1065

899+344

2357-183-317-357

2365-1086-214

497-299

2371995

3999+ 498

1883-398

12×25

75×24

138×25×4

(13×125)×(3×8)

(12+24+80)×50

704×25

25×32×125

32×(25+125)

88×125

102×76

58×98

178×101-178

84×36+64×84 75×99+2×75

83×102-83×2

98×199

123×18-123×3+85×123

50×(34×4)×3

25×(24+16)

p>

178×99+178

79×42+79+79×57

7300÷25÷4

8100÷4÷75

16800÷120

30100÷2100

32000÷400

49700÷700

1248÷24

3150÷15

4800÷25

21500÷125

2356-(1356-721)

1235-(1780-1665)

75×27+19×2 5

31×8713×310

4 ×(25×65 +25×28)

(a+b)+c = a +(b+c)

2,73 + 0,89 + 1,27

4,37 + 0,28 + 1,63 + 5,72

a-b-c = a - (b+c)

10 - 0,432 - 2,568

9,3 - 5,26 - 2,74

13,4- (3,4+5,2)

14,9 - (5,2+4,9)

18,32 - 5,47 - 4,32

17,29 - 5,28 - 6,29

(a × b) × c = a × (b × c)

25 × 6,8 × 0,04

0,25 × 32 × 0,125

6,4 × 1,25 × 12,5

c × (a+b) = ca + cb

0,45 × 201

0,58 ×

10,1

50,2 × 99

4,7 × 9,9

3,28 × 5,7 + 6,72 × 5,7

2,1 × 99 + 2,1

1,7 × 9,9 + 0,17

23 × 0,1 + 2,3 × 9,9

0,18 +4,26 -0,18 +4,26 ☆

0,58 ×1,3 ÷ 0,58 ×1,3 ☆

7,3 ÷4 + 2,7 × 0,25 ☆

3,75 × 0,5 - 2,75 ÷ 2 ☆

5,26 × 0,125 + 2,74 ÷ 8 ☆

a ÷ b ÷ c = a ÷ (b × c) 6,3 ÷ 1,8

9,5 ÷ (1,9 × 8)

12,8 ÷ (0,4 × 1,6 )

930 ÷ 0,6 ÷5

63,4 ÷ 2,5 ÷ 0,4

(7,7 + 1,54)÷ 0,7 ☆

(11,7 + 9,9) ÷ 0,9 ☆

Cálculo simple (suma y resta)

6,9+4,8+3,1

15,89+(6,75-5,89)

7.85+2.34-0.85+4.66

35.6-1.8-15.6-7.2

13.75-(3.75+6.48)

47.8- 7.45+2.55

66,86-8,66-1,34

Multiplicación y división: 0,25×16,2×4

0.25×32 ×0,125

2. 5 ×(4 +0,4) (1,25-0,125)×8

4,8×100,1

4,2×99

56,5×9,9+56,5

5.4×11-5.4

3.83×4.56+3.83×5.44

7.09×10.8-0.8×7.09

3.65× 4.7-36.5 ×0,37

13,7×0,25-3,7÷4

10,7×16,1-1,1×10,7 +10,7 ×5

4,9÷1,4

3.9÷(1.3×5)

63.4÷2.5÷0.4

(7.7+1.4)÷0.7

/shiti/HTML/ 9712.htm

Te daré esta URL nuevamente. Tiene 1700 palabras, de la clase de la Universidad Normal de Beijing

(Debería ser suficiente)