Problemas de aritmética oral de multiplicación y división de primaria

2 16×4,5×2

3. >

5, 7,8÷1,2

6, 1,6×1,4×0,25

7, 1,5×2

8, 23,15×0,26

9, 0,123×0,056

10, 0,56×1,56×2,5

11, 1,25+0,65×0,4

12, (3,5-1,6 )×1,5

13, 12×1,5+1,1

14, 156,01×200,56

15, 0,564×1,78

16, (0,56-0,45)×1,5

17, 12×1,5+16

18, 1,604×0,25+5,65

19, 1,56×0,4

20, 0,014÷0,7

21, 3,33÷0,37

22, 12÷1,56 (representación decimal del ciclo económico)

23, 1,7+ 1,8×9

24, 56,01÷12,56 (representación decimal del ciclo económico)

25, 1,5÷0,12

26, 0,12÷1,5

27, 12.4÷3.1

28, 7.8÷3.6 (Notación decimal del ciclo económico)

29, 2.36÷1.18 (Notación decimal del ciclo económico)

30. 1,56+1,7÷2,5

31.2+0,2×2,4

32. >

34, 8.6×0.8

35, 3×0.2

36, 7÷3 (representación decimal del ciclo económico)

37, 2÷ 0,3 (representación decimal del ciclo económico)

38, 0,056×1,56+0,145

39, 1,2×5-0,56

40, 2,502×1,354

41, 4.56×2.25

42, 8.1÷3.6

43, 3.6÷0.06

44, 10÷7 (Representación decimal del ciclo económico )

45, 2,3×0,25

46, 17÷0,25

47, 0,4+1,7×0,5

48, ​​​​0,85- 1,5×0,2

49, 100×1,4÷700

50, 2,6×2,4

51, 710÷0,142

52, 1.2÷1.6

53, 15÷16

54, 17÷18 (Representación decimal del ciclo económico)

55, 2÷0.6 (Representación decimal del ciclo económico) representación decimal )

56, 1.5+10.2×1.8

57, 1.8÷9×6

58, 6×1.8

59, 1,89+10,25×45

60, 200×0,45

61, 90÷4,5

62, 7÷9 (representación decimal del ciclo económico)< /p >

7.2÷2.4= 0.0÷3.1= 6.4÷3.2= 2.9÷1.9= 3.6÷0.9= 0.2÷0.1=

13.1÷3.2= 0.4÷0.6= 12.4÷3.1= 3.4 ÷1,0 = 8,9÷2,7= 4,9÷1,3=

5,0÷2,8= 8,0÷3,2= 1,5÷1,5= 6,2÷1,4= 4,0÷3,3= 11,8÷2,8=

4,3 ÷1,0 = 0,0÷0,0= 3,6÷1.

1= 3,9÷1,7= 1,9÷1,6= 7,0÷2,0=

1,9÷3,8= 6,0÷1,7= 0,5÷1,6= 9,0÷2,3= 3,0÷0,9= 2,9÷1,4=

2.6÷0.7= 2.8÷1.1= 6.4÷2.0= 0.3÷2.7= 2.5÷3.6= 0.2÷0.4=

2.2÷2.0= 3.1÷3.9= 5.0÷2.4= 6.0÷4.3= 7.6 ÷2.3= 4.4÷2.6=

5.4÷3.6= 0.2÷0.3= 1.0÷0.4= 12.9÷3.3= 2.9÷2.6= 0.2÷0.5=

6.3÷3.3= 13.1 ÷4.1= 0.8÷0.3= 7.6÷1.9= 4.5÷3.2= 2.1÷1.0=

2.7÷3.4= 10.5÷3.0= 10.2÷3.2= 9.9÷2.2= 5.2÷3.7= 2.7÷0.9=

1.1÷3.7= 2.6÷0.8= 9.2÷4.4= 4.2÷1.4= 0.8÷0.3= 4.8÷2.8=

2.9÷2.1= 2.3÷3.9= 16.0÷3.9= 8,6÷2,7= 0,9÷0,5= 1,1÷1,2=

7,5÷2,5= 9,4÷2,3= 0,8÷0,6= 0,3÷1,0= 1,7÷0,4= 1,8÷3,0=

0,4÷0,1= 11,9÷3,4= 7,0÷1,9= 2,3÷0,8= 2,3÷0,6= 1,2÷3,9=

0,3÷0,1= 7,2÷3,0= 5,2÷1,2= 1,8÷0,4= 2,7÷0,8 = 2,5÷0,6=

7,6÷3,8= 8,4÷4,2= 12,2÷3,4= 1,1÷2,8= 3,7÷1,7= 2,2÷0,6=

16,8÷4,2= 0,3÷0,6 = 2,5÷2,5= 0,2÷2,4= 18,5÷4,3= 1,6÷3,2=

7,2÷3,6= 0,2÷0,8= 1,1÷1,8= 0,4÷0,3= 1,9÷3,8= 0,4÷0,5=

1.6×1.0= 0.6×1.3= 4.4×2.8= 4.9×3.3= 3.7×0.5= ​​3.2×3.3=

17×40=680, 100-63=37, 3,2+ 1,68=4,88, 2,8×0,4= 1,12

14-7,4=6,6, 1,92÷0,04=48, 0,32×500=160, 0,65+4,35= 5

10- 5,4= 4,6, 4÷20=0,2, 3,5×200=700, 1,5-0,06=1,44

0,75÷15=0,05, 0,4×0,8=0,32, 4×0,25=1, 0,36+1,54= 2

1.01×99=99.99, 420÷35=12, 25×12=300, 135÷0.5=270

3/4 + 1/4 =1, 2 + 4/ 9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4

1/6 + 1/2 -1/6 =1/ 2, 7,5-(2,5+3,8)=1,2, 7/8 + 3/8 =5/4

3/10 +1/5 =1/2, 4/5 - 7/10 = 1/ 10, 2 - 1/6 -1/3 =1,5

0,51÷17=0,03, 32,8+19=51,8, 5,2÷1,3=4, 1,6×0,4= 0,64

4,9×0,7=3,43, 1÷5=0,2, 6÷12=0,5

, 0,87-0,49=0,38

1.(1+1/2)(1+1/3)(1+1/4)......(1+1/100)

2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100)

3.8 +2-8+2

4.25*4/25*4

5.7.26-(5.26-1.5)

6.286+198

7.314-202

8.526+301

9.223-99

10.6.25+3.85-2.125+3.875

11.9 -2456*21

12.0.5/11.5-4*2.75

13.1/2×3/5

14.3.375+5.75+2.25+6.625

15.1001-9036÷18

16.3.8×5.25+14.5

17.2.1*4.3+5.7*2.1

18.30 ×1/3

19.102*45-328

20.2/3×12

21.2.8*3.1+17.6/8

22,3/5×5/6

23.(50-12,5)/2,5

24,2/5×1/3

25,6110*47+639

26.1/2-1/6

27.3.5*2.7-52.2/18

28.1/7×1/5

29.3.375*0.97+0.97*6.625

30.25×4/5

31.6.54+2.4+3.46+0.6

32.5/6-1 /2

33.95.6*1.8+95.6*8.2

34.1/2×1/5

35.600-420/12

36.344/3.6-5.4*0.25

37.16/2+30/2+90/6

38.3001-1998.

39.5000-105*34

40.0.15/0.25+0.75*1.2

41.(1/2+1/3+1/4)*0.24

42.(25 +4)*4

43.300-4263/21

44.0.81/0.25+5.96

45.403÷13×27

46.1.5×4.2-0.75÷0.25

47.3.27×4 +3.27×5.7

48.(1.2+ 1.8)×4.51025-768÷32

49.0.25×80-0.45÷0.9

50.1025-768÷32

51.0.25*2.69*4

52.2348+275*16

53.2/9*15/8-1/12*9/5

54.2.4+2.4*(5.375-3.375)

55.645-45* 12

56.0.15+1.2/0.24-0.45

57.3.75-(2.35+0.25/1.25)

58.76*1/4+23* 25/100.25

59.10-2.87-7.13

60.0.96+9.6*9.9

61.7.5-5.7*1/3

62.12.37-3.25-6.75

63.16*6.8+2.2*16+16

64.401*19+284

>

65.58.7-16.65/3.7

66.0.4*4.7*2.5+(2.3+5.3)

67.9.31-1.125-7.875

68.64128*45

69.8.2*1.6-0.336/4.2

70.400*(0.62+0.08)

2/1*2= 1 3/1*3=1 3/2*3=2 3/1*6=2

4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35

4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14

30 /1*30=1 51/9*102=18 19/9*76=36 4/9*8=18

5/8*90=144 99/98*99=98 3/ 14*6=28 7/1*28=4

10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5

8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8

9/7*18=14 25/7* 100=28 9/5*81=45 8/9*16=18

123+25=148 123-35=88 56×7=392 135÷5=27

248+89=337 ...146-23=123 ...155×5=775 ...456-12=38 ...

456+45=501 ...546- 457=89 ...45×10=451 ...564-12=47 ...

879+54=933 ...896-546=350 ...56×12=672 ....45-5=9 ...

457+456=913 ...

7+14=21 ...18-9=9 ...

8+16=24...25-5=20...

9+18=27...56-45=11...

120=30...45-23=22...

11+22=33...78-23=55...

12 +24=36...

10-3=7

15-4=11

20-5=15

25-6=19

30-7=23

35-8=27

40-9=31

45- 10=35

50-11=39

55-12=43

60-13=47

65-14= 51

70-15=55

75-16=59

80-17=63

85-18=67

90-19=71

95-20=75

100-21=79

105-22=83

110-23=87

115-24=91

120-25=95

125-26=99

130-27=103

13+26=39...

14+28=42...

15+30=45. ..

16+32=48...

17+34=51...

18+36=54...

19+38=57...

240=60...

21+42=63...

22 +44=66...

23+46=69...

24+48=72...

25+50=75...

26+ 52=78...

27+54=81...

28+56=84...

29+58=87.. .

360=90...

31+62=93...

32+64=96...

33+66=99...

5 ÷1 =5

10 ÷2 =5

15 ÷3 =5

20 ÷4 =5

25 ÷5 =5

30 ÷6 =5

35 ÷7 =5

40 ÷8 =5

45 ÷9 =5

50 ÷10 =5

55 ÷11 =5

60 ÷12 =5

65 ÷13 =5

70 ÷14 =5

75 ÷15 =5

80 ÷ 16 5

85 ÷17 5

90 ÷18 5

95 ÷19 5

100 ÷20 5

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2 4/3*8=6 5/3*20=12 7/3*14 =6 8/7*40=35 4/3*16=12 9/5* 27=15 2/1*30=15 12/7*24=14 30/1*30=1 51/9*102= 18 19/9*76=36 4/9*8=18 5/8* 90=144 99/98*99=98 3/14*6=28 7/1*28=4 10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5 8/19* 16=38 61/60*122=120 7/2*28=8 6/1*48=8 9 /7*18=14 25/7*100=28 9/5*81=45 8/9*16=18

12÷3/5 = 12×(5/3)9÷6 /7 = 9×(7/6)30÷5/6 = 30×(6/5)4×(3/2)= 4÷2/3(4)÷5/7 = 4×7/5 3 ÷4/5 = 3×5/4(24)÷7/16 = 24×(15

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2

4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35

4 /3*16=12 9/5*27=15 2/1*30=15 12/7*24=14

30/1*30=1 51/9*102=18 19/ 9*76=36 4/9*8=18

5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4

10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5

8/19*16=38 61/60* 122=120 7/2*28=8 6/1*48=8

9/7*18=14 25/7*100=28 9/5*81=45 8/9*16 =18

17×40=680, 100-63=37, 3,2+1,68=4,88, 2,8×0,4= 1,12

14-7,4=6,6, 1,92÷0,04=48 , 0,32×500=160, 0,65+4,35= 5

10-5,4=4,6, 4÷20=0,2, 3,5×200=700, 1,5-0,06=1,44

0,75÷15=0,05, 0,4×0,8=0,32, 4×0,25=1, 0,36+1,54=2

1,01×99=99,99, 420÷35=12, 25×12=300 , 135÷0.5=270

3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2 = 1/4

1/6 + 1/2 -1/6 =1/2, 7,5-(2,5+3,8)=1,2, 7/8 + 3/8 =5/4

3/10 +1/5 =1/2, 4/5 - 7/10 =1/10, 2 - 1/6 -1/3 =1.5

0.51÷17 =0,03, 32,8+19=51,8, 5,2÷1,3=4, 1,6×0,4= 0,64

4,9×0,7=3,43, 1÷5=0,2, 6÷12=0,5, 0,87-0,49=0,38

Entrevistado: 370116-Líder de Artes Marciales Nivel 16 2-25 14:34

1.(1+1/2)(1+1/3)(1+1/ 4)......(1+1/100)

2.(1-1/2)(1-1/3)(1-1/4).... . .(1-1/100)

3.8+2-8+2

4.25*4/25*4

5.7.26-(5.26 - 1.5)

6.286+198

7.314-202

8.526+301

9.223-99

10.6 .25+3.85-2.125+3.875

11.9-2456*21

12.0.5/11.5-4*2.75

13.1/2×3/ 5

14.3.375+5.75+2.25+6.625

15.1001-9036÷18

16.3.8×5.25+14.5

17.2 .1*4.3+5.7*2.1

18.30×1/3

19.102*45-328

20.2/3×12

21.2.8*3.1+17.6/8

22.3/5×5/6

23.(50-12.5)/2.5

24.2/ 5 ×1/3

25.6110*47+639

26.1/2-1/6

27.3.5*2.7-52.2/18

28.1/7×1/5

29.3.375*0.97+0.97*6.625

30.25×4/5

31.6.54+ 2.4 +3,46+0,6

32,5/6-1/2

33,95,6*1,8+95,6*8,2

34,1/2×1/5< / p>

35.600-420/12

36.344/3.6-5.4*0.25

37.16/2+30/2+90/6

38.3001 -1998.

39.5000-105*34

40.0.15/0.25+0.75*1.2

41.(1/2+1/3+ 1 /4)*0.24

42.(25+4)*4

43.300-4263/21

44.0.81/0.25+5.96

45.403÷13×27

46.1.5×4.2-0.75÷0.25

47.3.27×4 +3.27×5.7

4

8.(1,2+ 1,8)×4,51025-768÷32

49,0,25×80-0,45÷0,9

50,1025-768÷32

51,0. 25*2.69*4

52.2348+275*16

53.2/9*15/8-1/12*9/5

54.2.4+ 2,4*(5,375-3,375)

55,645-45*12

56,0,15+1,2/0,24-0,45

57,3,75-(2,35+0,25 /1.25)

58.76*1/4+23*25/100.25

59.10-2.87-7.13

60.0.96+9.6*9.9

61.7.5-5.7*1/3

62.12.37-3.25-6.75

63.16*6.8+2.2*16+16

64.401*19+284

65.58.7-16.65/3.7

66.0.4*4.7*2.5+(2.3+5.3)

67.9. 31-1.125-7.875

68.64128*45

69.8.2*1.6-0.336/4.2

70.400*(0.62+0.08)

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2

4/3*8=6 5/3* 20=12 7/3*14=6 8/7*40=35

4/3*16=12 9/5*27=15 2/1*30=15 12/7*24 =14

30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18

5/8*90= 144 99/98*99=98 3/14*6=28 7/1*28=4

10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5

8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8

9 /7*18=14 25/7*100=28 9/5*81=45 8/9*16=18

123+25=148 123-35=88 56×7=392 135 ÷5=27

248+89=337 ...146-23=123 ...155×5=775 ...456-12=38 ...

456+45=501 ...546-457=89 ...45×10=451 ...564-12=47 ...

879+54=933 ...896-546 =350...56×12=672....45-5=9...

457+456=913...

7+14=21. ..18-9=9...

8+16=24...25-5=20...

9+18=27...56- 45=11...

120=30...45-23=22...

11+22=33...78-23=55. ..

12+24=36 ...

10-3=7

15-4=11

20- 5=15

25-6=19

30-7=23

35-8=27

40-9= 31

45-10=35

50-11=39

55-12=43

p>60-13=47

65-14=51

70-15=55

75-16=59

80-17=63

85-18=67

90-19=71

95-20=75

100- 21=79

105-22=83

110-23=87

115-24=91

120-25= 95

125-26=99

130-27=103

13+26=39...

14+28 =42...

15+30=45...

16+32=48...

17+34=51...

18+36=54...

19+38=57...

240=60...

21+42=63...

22+44=66...

23+46=69...

24+48 =72...

25+50=75...

26+52=78...

27+54=81...

28+56=84...

29+58=87...

360=90...

31+62=93...

32+64=96...

33+66=99...

5 ÷1 =5

10 ÷2 =5

15 ÷3 =5

20 ÷4 =5

25 ÷5 =5

30 ÷6 =5

35 ÷7 =5

40 ÷8 =5

45 ÷9 =5

p>

50 ÷10 =5

55 ÷11 =5

60 ÷12 =5

65 ÷13 = 5

70 ÷14 =5

75 ÷15 =5

80 ÷16 5

85 ÷17 5

90 ÷18 5

95 ÷19 5

100 ÷20 5

2/1*2=1 3/1*3= 1 3/2* 3=2 3/1*6=2 4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35 4/3*16=12 9/5* 27 =15 2/1*30=15 12/7*24=14 30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18 5 /8* 90= 144 99/98*99=98 3/14*6=28 7/1*28=4 10/1*90=9 5/3*105=63 19/7*38=14 5/ 1*25=5 8/19* 16=38 61/60*122=120 7/2*28=8 6/1*48=8 9/7*18=14 25/7*100=28 9/5 *81=45 8 /9*16=18

12÷3/5 = 12×(5/3)9÷6/7 = 9×(7/6)30÷5/6 = 30×(6/ 5)4×(3/2)= 4÷2/3(4)÷5/7 = 4×7/5 3÷4/5 = 3×5/4(24)÷7/ 16 = 24×( 15

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2

4/ 3*8=6 5/3*20=12 7/3*14=6 8/7*40=35

4/3*16=12 9/5*27=15 2/1 *30=15 12 /

7*24=14

30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18

5/8 *90=144 99/98*99=98 3/14*6=28 7/1*28=4

10/1*90=9 5/3*105=63 19/7* 38=14 5/1*25=5

8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8

9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18