五年级小数口算题，小数乘除法100道题

五年级小数口算题？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 详细释义 口算，快心算是唯一不借助任何实物进行简便运算的方法，既不用算盘，那么，五年级小数口算题？一起来了解一下吧。

五年级下册数学小数乘除法

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

详细释义

口算，快心算是唯一不借助任何实物进行简便运算的方法，既不用算盘，也不用手指，口算，快心算真正与小学数学教材同步的教学模式。

口算，快心算教材的编排和难度是紧扣小学数学大纲并与初中代数接轨，比小学课本更简便的一门速算。简化了笔算，加强了口算。简单，易学，趣味性强，小学生通过短时间培训后，多位数加，减，乘，除，不列竖式，直接可以写出答数。

五年级下册小数口算题

.2×3= 4.2×0.8= 1.7×9=

0.11×3= 1.5×4= 5.6×0=

1.25×3= 1.5×5= 0.12×4=

0.125×8= 0.67×0.1= 0.1×0.08=

12.5×80= 40×0.25= 0.08×25=

0.85×0.4= 2.4×0.4= 0.8×40=

0.5×0.6= 10－0.02= 0.45×0.01=

1.8×0.7= 0.15×0.5= 0.28+0.49=

0.1×64= 12.5×0.8= 3.6×0.2=

7.5×0.4= 5.5×0.02= 0.5×22=

9.3×0.01= 1.5×0.4= 1.5×0.6=

2.5×8= 0.7×2.1= 12.5×1.6=

4.5×0.4= 3.6×11= 1.6×0.5=

5.6÷4= 4.8÷2= 4×1.3+4×1.2=

8.5÷85= 6.4÷0.8= 0.32÷0.08=

2.4÷1.5= 1.6÷0.5= 6.3÷0.01=

7÷20= 24÷0.08= 100÷0.25

6÷5= 0.72÷4= 0.2÷0.4

五年级小数口算题1000道答案

口算

2.5×2= 0.5×10= 0.6×8= 2.1×2=

2.8×10= 0.7×0.8= 0.04×20= 5.6+0.4=

4.7+2.3= 4.5×2= 6.9－2.5= 7.2×0.8=

6×3.4= 0.62－0.32= 1.4×0.5= 0.75×100=

0.02×0.5= 3.6×0.3= 6.3÷7= 5.6×100=

0.75÷0.25= 0.125×8= 4.8÷0.3= 0.86÷2=

0.56÷28= 0.36÷0.4= 0.64÷0.8= 0.7×9=

3.6÷24= 0.8×1.1= 7.2+12.8= 46.7－3.8=

12.8÷4= 5.2÷13= 12.5÷5= 1.64+4.1=

10÷20= 24÷15= 8.65×10= 0.35×0.6=

3.08×0.01= 4.95×1000= 6.9×0.1= 0.4×0.5=

2.4÷0.8= 10.8÷9= 9.6÷0.8= 0.108÷2=

4.95÷0.9= 9.65÷0.1= 0.325×100= 2.5×8=

0. 56÷0.7= 0.125×4= 3.28×0.1= 3.9÷0.13=

7.2×0.1= 0.01×0.1= 0.25×0.4= 1.6÷0.8=

1÷2.5= 1.25×0.8= 3.2÷0.04= 0÷1.7=

0.22×102= 9.6÷0.8= 5×0.24= 4.5－0.05=

3.9÷0.13 16.5÷0.5= 5×0.12= 24×0.5=

4.8×0.5= 2.8＋4.2= 0.84÷2.1= 5÷0.25=

7.8÷0.01= 5.4÷0.6= 3.2÷5= 7×0.62=

0.56÷0.8= 7.4－2.8= 0.18÷0.2= 0.16÷8=

4.5×0.02= 8＋7.2= 1.2×30= 0.012×0.2=

7.3×0.3= 0÷6= 3.6÷0.12= 7.8÷0.6=

2÷5= 4.5＋5= 0.3÷0.6= 0.96÷0.2=

10.5×0.4= 7.3＋0.27= 8×0.125= 0.54÷0.6=

0.61＋0.39= 0.56÷28= 10÷20= 4.08÷0.4=

10－9.4= 0.8×0.11= 7.2＋12.8= 5.6÷0.01=

2.3×100= 0.75×100= 0.108÷2= 10.8÷9=

7.8÷0.01= 5.4÷0.6= 3÷5= 7×0.62=

12÷0.5= 5.2×0.4= 12.2÷0.2= 5.6÷100=

0.41＋3.7= 0.02×0.5= 7.2－0.8= 1.4×0.5=

84÷0.21= 0.75÷0.25= 2.5×16= 0.108÷2=

1.75＋32.5= 16－5.07= 5.2÷13= 1.64÷41=

1.02×0.2= 0.26×0.3= 8.4×0.02= 1.2×6=

0.8×0.05= 12.6÷0.03= 8.71÷0.1= 21÷0.21=

0.8×0.13= 0.34÷17= 8.08÷0.4= 0.5×2.2=

1.24×4= 3.27＋0.63= 5.02×0.3= 0.3×0.5=

5.6÷7= 72÷ 7.2= 0.7÷0.35= 0.7÷1.4

0.48÷0.04= 1.25÷2.5= 5.5＋5.5= 16.8÷8=

0.54＋2.2= 3.5－0.05= 2÷0.02= 0.25×40=

1.5×0.6= 0.32÷0.8= 12.25÷0.5= 73.5×0.1=

46.5＋52.5= 0.45×102= 1.25×88= 2.64＋3.85＋1.54=

8×1.25= 7÷3.5= 4.2÷0.7÷6= 0.4×8.6×25=

0.27÷0.3= 2.5×101= 0.65×101－0.65= 2.6×7÷2.6×7=

0.02×0.5= 3.6×0.3= 6.3÷7= 5.6×100=

7.8÷0.01= 5.4÷0.6= 3.2÷5= 7×0.62=

1.5×0.6= 0.32÷0.8= 12.25÷0.5= 73.5×0.1=

2.5×2= 0.5×10= 0.6×8= 2.1×2=

0.61＋0.39= 0.56÷28= 10÷20= 4.08÷0.4=

1.2×0.3 = 6.6÷1.1 = 4.9÷7= 0÷0.48=

简便运算

2.73 ＋ 0.89 ＋ 1.27

4.37 ＋ 0.28 ＋ 1.63 ＋ 5.72

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

25 × 6.8 × 0.04

0.25 × 32 × 0.125

6.4 × 1.25 × 12.5

小数点口算200道

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+0.25

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

68.640+128*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

没小数

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...

10+20=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...

20+40=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...

30+60=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×（16/7 ） A÷C/B=A×B/C 4÷4/5=5 6÷3/4=8 10÷2/5=25 18÷4/9=81/2 4×4/5=16/5 6×3/4=18/4 10×2/5=4 18×4/9=8 3÷3/4=4 2÷1/3=6 6÷4/5=15/2 1÷5/7=7/5 3/4÷3=1/4 1/3÷2=1/6 4/5÷6=2/15 5/7÷1=5/7

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

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+0.25

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

68.640+128*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

没小数

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...

10+20=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...

20+40=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...

30+60=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×（16/7 ） A÷C/B=A×B/C 4÷4/5=5 6÷3/4=8 10÷2/5=25 18÷4/9=81/2 4×4/5=16/5 6×3/4=18/4 10×2/5=4 18×4/9=8 3÷3/4=4 2÷1/3=6 6÷4/5=15/2 1÷5/7=7/5 3/4÷3=1/4 1/3÷2=1/6 4/5÷6=2/15 5/7÷1=5/7

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

参考资料：http://zhidao.baidu.com/question/65499176.html?fr=ala0

小数加减乘除法口算题400道

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+0.25

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

68.640+128*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

没小数

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...

10+20=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...

20+40=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...

30+60=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×（16/7 ） A÷C/B=A×B/C 4÷4/5=5 6÷3/4=8 10÷2/5=25 18÷4/9=81/2 4×4/5=16/5 6×3/4=18/4 10×2/5=4 18×4/9=8 3÷3/4=4 2÷1/3=6 6÷4/5=15/2 1÷5/7=7/5 3/4÷3=1/4 1/3÷2=1/6 4/5÷6=2/15 5/7÷1=5/7

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

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+0.25

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

68.640+128*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

没小数

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...

10+20=30... 45-23=22...

以上就是五年级小数口算题的全部内容，24、56.01÷12.56(商用循环小数表示)25、1.5÷0.1226、0.12÷1.527、12.4÷3.128、7.8÷3.6(商用循环小数表示)29、2.36÷1.18(商用循环小数表示)30、1.56+1.7÷2.531、2.8+0.2×2.432、1.68+0.54÷0.1233、1.201×0.005634、8.6×0.835、3×0.236、7÷3(商用循环小数表示)37、2÷0.3(商用循环小数表示)38、。