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1.45+15×6=135

2.250÷5×8=6.25

3.6×5÷2×4=3.745

4.30×3+8=98

43.20×8×5=800

44.600-3×200=0

45.20+20÷2=30

46.35-25÷5=30

47.36+8-40=4

48.2800÷40=70

49.98÷14=7

50.96÷24=4

51.56÷14=4

52.65÷13=5

53.75÷15=5

54.120÷24=5

55.200÷25=8

56.800÷16=50

57.840÷21=40

58.560÷14=40

59.390÷13=30

60.600÷15=40

61.72÷24=3

62.85÷17=5

63.90÷15=6

64.96÷16=6

65.78÷26=3

66.51÷17=3

67.80÷40=2

68.100÷20=5

69.100÷4=25

70.240÷40=6

71.920÷4=230

72.300÷60=5

73.64÷2=32

74.64÷4=16

75.50÷5=10

76.60÷8=7.5

77.96÷4=24

78.90÷6=15

79.400+80=480

80.400-80=320

81.40×80=3200

82.400÷80=5

83.48÷16=3

84.96÷24=4

85.160×5=800

86.4×250=1000

5.400÷4+20×5=200

6.10+12÷3+20=34

7.(80÷20+80)÷4=21

8.70+(100-10×5)=120

9.360÷40=9

10.40×20=800

11.80-25=55

12.70+45=115

13.90×2=180

14.16×6=96

15.300×6=1800

16.540÷9=60

17.30×20=600

18.400÷4=100

19.350-80=270

20.160+70=230

21.18-64÷8=10

22.42÷6+20=27

23.40-5×7=5

24.80+60÷3=100

25.41+18÷2=50

26.75-11×5=20

27.42+7-29=16

28.5600÷80=70

29.25×16=400

30.120×25=3000

31.36×11=396

32.1025÷25=41

33.336+70=406

34.25×9×4=900

35.200-33×3=101

36.3020-1010=2010

37.12×50=600

38.25×8=200

39.23×11=252

40.125÷25=5

41.4200-2200=2000

42.220+80=300

87.0×518=0

30.120×25=3000

31.36×11=396

32.1025÷25=41

33.336+70=406

34.25×9×4=900

35.200-33×3=101

36.3020-1010=2010

37.12×50=600

38.25×8=200

88.10×76=7600

89.36×10=360

90.15×6=90

91.24×3=72

92.5×18=90

93.26×4=104

94.7×15=105

95.32×30=960

96.40×15=600

97.60×12=7200

98.23×30=690

99.30×50=1500

100.5×700=3500

1.45+15×6=135

2.250÷5×8=6.25

3.6×5÷2×4=

4.30×3+8=98

39.23×11=253

40.125÷25=5

41.4200-2200=2000

42.220+80=300

43.20×8×5=800

44.600-3×200=0

45.20+20÷2=30

46.35-25÷5=30

47.36+8-40=2

48.2800÷40=70

49.98÷14=7

5.400÷4+20×5=200

6.10+12÷3+20=3.75

7.(80÷20+80)÷4=21

8.70+(100-10×5)=120

9.360÷40=9

50.96÷24=4

51.56÷14=4

52.65÷13=5

10.40×20=800

11.80-25=55

12.70+45=115

53.75÷15=5

54.120÷24=5

55.200÷25=8

56.800÷16=50

57.840÷21=40

58.560÷14=40

59.390÷13=30

60.600÷15=40

61.72÷24=3

13.90×2=180

14.16×6=6*16

15.300×6=1800

16.540÷9=60

17.30×20=600

18.400÷4=100

19.350-80=270

20.160+70=230

21.18-64÷8=10

22.42÷6+20=27

23.40-5×7=5

62.85÷17=5

63.90÷15=6

64.96÷16=6

65.78÷26=3

66.51÷17=3

67.80÷40=2

24.80+60÷3=110

25.41+18÷2=47

26.75-11×5=20

27.42+7-29=20

28.5600÷80=70

29.25×16=400

68.100÷20=5

69.100÷4=25

70.240÷40=6

71.920÷4=230

72.300÷60=5

2=32

4=16

5=10

8=7.5

13.90×2=180

73.64÷

14.16×6=96

74.64÷

15.300×6=1800

16.540÷9=60

17.30×20=600

18.400÷4=100

19.350-80=270

20.160+70=230

21.18-64÷8=10

22.42÷6+20=27

23.40-5×7=5

75.50÷

76.60÷

77.96÷4=24

78.90÷6=15

79.400+80=480

80.400-80=320

81.40×80=3200

82.400÷

80=5

83.48÷16=3

24=4

24.80+60÷3=100

25.41+18÷2=50

26.75-11×5=20

27.42+7-29=20

28.5600÷80=70

29.25×16=400

30.120×25=3000

31.36×11=396

32.1025÷25=41

33.336+70=406

34.25×9×4=900

35.200-33×3=101

36.3020-1010=2010

37.12×50=700

38.25×8=200

84.96÷

85.160×5=800

86.4×250=1000

87.0×518=0

88.10×76=760

89.36×10=360

90.15×6=90

91.24×3=72

92.5×18=90

93.26×4=104

94.7×15=105

95.32×30=960

96.40×15=60

97.60×12=72

98.23×30=690

99.30×50=1500

100.5×700=3500

1.45+15×6=135

2.250÷5×8=6.25

3.6×5÷2×4=3.75

4.30×3+8=98

39.23×11=253

40.125÷25=5

41.4200-2200=2000

42.220+80=300

43.20×8×5=800

44.600-3×200=0

45.20+20÷2=30

46.35-25÷5=30

47.36+8-40=4

48.2800÷40=70

49.98÷14=7

5.400÷4+20×5=200

6.10+12÷3+20=34

7.(80÷20+80)÷4=21

8.70+(100-10×5)=120

9.360÷40=9

10.40×20=800

11.80-25=55

50.96÷

24=4

14=4

52.65÷13=5

15=5

54.120÷24=5

25=8

51.56÷

12.70+45=115

53.75÷

55.200÷

56.800÷

16=50

21=40

14=40

13=30

15=40

24=3

17=5

15=6

16=6

26=3

17=3

67.80÷40=2

20=5

4=25

70.240÷40=6

4=230

72.300÷60=20

2=32

74.64÷4=16

5=10

8=7.5

4=24

6=15

99.30×50=1500

100.5×700=3500

57.840÷

58.560÷

59.390÷

60.600÷

61.72÷

62.85÷

63.90÷

64.96÷

65.78÷

66.51÷

68.100÷

69.100÷

71.920÷

73.64÷

75.50÷

76.60÷

77.96÷

78.90÷

79.400+80=480

80.400-80=320

81.40×80=3200

82.400÷

80=5

16=3

24=4

83.48÷

84.96÷

85.160×5=800

86.4×250=1000

87.0×518=0

88.10×76=760

89.36×10=360

90.15×6=90

91.24×3=27

92.5×18=90

93.26×4=104

94.7×15=105

95.32×30=960

96.40×15=60

97.60×12=700

98.23×30=690

1

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=5

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=1.9

1.01×99=99.99

420÷35=12

25×12=300

135÷0.5=63

3/4+1/4=4/4

2+4/9=24/9

3-2/3=21/3

3/4-1/2=1/4

1/6+1/2-1/6=7/12

7.5-(2.5+3.8)=1.2

7/8+3/8=10/8

3/10+1/5=4/10

4/5-7/10=1/10

2-1/6-1/3=11/2

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=5.48

1÷5=0.2

6÷12=0.5

2

0.87-0.49=0.38

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=0.48

0.32×500=160

0.65+4.35=5

10-5.4=4.6

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=1.9

1.01×99=99.99

420÷35=12

25×12=300

135÷0.5=2.7

3/4+1/4=4/4

2+4/9=29/4

3-2/3=21/3

3/4-1/2=1/4

1/6+1/2-1/6=7/12

7.5-(2.5+3.8)=1.2

7/8+3/8=10/8

3/10+1/5=25/50

4/5-7/10=5/50

2-1/6-1/3=23/18

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=4.43

1÷5=0.2

6÷12=0.5

0.87-0.49=0.38

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=0.48

0.32×500=160

0.65+4.35=5

10-5.4=4.6

4÷20=0.2

3

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=1.9

1.01×99=99.99

420÷35=12

25×12=300

135÷0.5=1.7

3/4+1/4=4/4

2+4/9=24/9

3-2/3=21/3

3/4-1/2=2/8

1/6+1/2-1/6=7/12

7.5-(2.5+3.8)=1.2

7/8+3/8=10/8

3/10+1/5=25/50

4/5-7/10=5/50

2-1/6-1/3=23/18

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=4.43

1÷5=0.2

6÷12=0.5

0.87-0.49=0.38

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=0.48

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=1.9

1.01×99=99.99

420÷35=12

25×12=300

4

135÷0.5=27.

3/4+1/4=4/4

2+4/9=24/9

3-2/3=21/3

3/4-1/2=2/8

1/6+1/2-1/6=7/12

7.5-(2.5+3.8)=1.2

7/8+3/8=10/8

3/10+1/5=25/50

4/5-7/10=5/50

2-1/6-1/3=23/8

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=4043

1÷5=0.2

6÷12=0.5

0.87-0.49=0.08

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=0.48

0.32×500=700

0.65+4.35=5

10-5.4=4.6

4÷20=0.2

3.5×200=7..

1.5-0.06=1.44

0.75÷15=0.03

0.4×0.8=0.32

4×0.25=1

0.36+1.54=1.9

1.01×99=99.99

420÷35=12

25×12=300

135÷0.5=270

3/4+1/4=4/4

5

2+4/9=24/9

3-2/3=21/3

3/4-1/2=2/8

1/6+1/2-1/6=1/2

7.5-(2.5+3.8)=1.2

7/8+3/8=10/8

3/10+1/5=8/10

4/5-7/10=1/10

2-1/6-1/3=11/2

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=0.31

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=4.4

4÷20=0.2

3.5×200=700

1.5-0.06=1.44

0.75÷15=0.03

0.4×0.8=0.32

4×0.25=1

0.36+1.54=1.9

1.01×99=99.99

420÷35=12

25×12=300

135÷0.5=270

3/4+1/4=4/4

2+4/9=24/9

3-2/3=21/3

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=10/8

3/10+1/5=8/10

4/5-7/10=1/10

2-1/6-1/3=13/6

39×4=156

51×9=459

77×7=539

874×3=2622

304×5=1520

106×10=1060

178×3=534

78×9=703

573×6=3438

3.52×100=352

3.54×8=28.32

43.87×4=1868

163×3=489

724×7=5068

43.7×8=349.6

46.9×8=375.2

78×9=702

250×0.4=100

24×5=100

37×8=296

7

104×5=520

847×4=3388

8×42=336

5.78×92=531.76

78×2=156

245×0=0

306×103×0=0

132×6=792

350×1000=350000

317×4=1268

1.52×6=9.12

125×0.8=100

302×783×0=0

264×8=2128

5.76×9=51.84

3875×0=0

1.854×0×100=0

937×4=3748

285×4=1140

134×3=402

125×8=1000

25×4=100

300×52=15600

5×42=210

1.35×9=7.15

15×8=120

125×4=10000

8.456×1000=8456

21×8=168

32×0.1=3.2

572×8=4576

372×0=0

153×46=7038

173×10=1730

15×80=1200

652007×0=0

384÷4=96

888÷74=12

592÷37=116

384÷32=12

1846÷10=184.6

468÷39=12

1460÷20=73

50÷2=

78÷4=

24.5÷14=

49.5÷3=

153÷0=

462÷5=

374÷10=

73÷9=

10÷3=

27×3=

90÷15=

48÷4=

640÷16=

39÷3=

24×20=

32×3=

48÷16=

12×8=

27×3=

56÷14=

24÷8=

14×2=

10

83-45=

560÷80=

96÷24=

40÷20=

40×30=

37+26=

76-39=

605+59=

30×23=

12×8=

27+32=

48+27=

4500×20=

73+15=

120×600=

200×360=

6800×400=

280+270=

4×2500=

6000÷40=

5×1280=

4.3+2.7=

0.75+0.25=

4-0.26=

0.35+2.7=

4.6-1.9=

0.83-0.3=

3+0.05=

7.2-3.8=

0.07+0.6=

1.39-0.39=

10-5.4=

4.7+2.3=

0.8=

11

4.5×2=

6.9-2.5=

7.2×

0.75×

5.6÷

6×3.4=

0.62-0.32=1.4×0.5=

100=

0.02×0.5=3.6÷0.3=

6.3÷7=

100=

0.75÷0.25=0.125×8=

2=

4.8÷0.3=

0.64÷0.8=

0.96÷

0.72÷

0.56÷28=

3.6=

0.36÷0.4=

3.6÷24=

46.7-3.8=

12.8÷4=

41=

0.8×1.1=

5.2÷13=

24÷15=

7.2+12.8=

12.5÷5=

12

1.64÷

0.35×

0.4×

10÷20=

0.6=

8.65×10=

3.08×0.01=

0.5=

4.95×1000=6.9×0.1=

2.4÷0.8=

2=

10.8÷9=

9.6÷0.8=

0.108÷

2.5×

4.95÷0.9=

8=

9.65÷0.1=

0.325×100=

0.125×4=3.28×0.1=

0.56÷0.7=

3.9÷0.13=

7.2×0.1=

0.8=

0.01×0.1=

1.25×0.8=

0.25×0.4=1.6÷

1÷2.5=

1.7=

3.2÷0.04=

0.22×102=

9÷0.25÷4=

0.25×3.97×4=

(1.2+8.8)×0.4=

50+160÷40=

(58+370)÷(64-45)=

120-144÷18+35

347+45×2-4160÷52

(58+37)÷(64-9×5)

95÷(64-45)

13

178-145÷5×6+42420+580-64×21÷28

812-700÷(9+31×11)(136+64)×(65-345÷23)

85+14×(14+208÷26)

1.2×2.5+0.8×2.5

8.9×1.25-0.9×1.25

12.5×7.4×0.8

9.9×6.4-(2.5+0.24)

6.5×9.5+6.5×0.5

0.35×1.6+0.35×3.4

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

14

(1010+309+4+681+6)×12

3×9146×782×6×854

5.15×7/8+6.1-0.60625

(284+16)×(512-8208÷18)

120-36×4÷18+35

(58+37)÷(64-9×5)

(6.8-6.8×0.55)÷8.5

0.12×4.8÷0.12×4.8

(3.2×1.5+2.5)÷1.6(2)3.2×(1.5+2.5)÷1.6

6-1.6÷4=5.38+7.85-5.37=

7.2÷0.8-1.2×5=6-1.19×3-0.43=

6.5×(4.8-1.2×4)=0.68×1.9+0.32×1.9

10.15-10.75×0.4-5.7

5.8×(3.87-0.13)+4.2×3.74

32.52-(6+9.728÷3.2)×2.5

[(7.1-5.6)×0.9-1.15]÷2.5

5.4÷[2.6×(3.7-2.9)+0.62]

12×6÷(12-7.2)-6(4)12×6÷7.2-6

方程:

88x+43=8579x=97

36x+58=2974x=81

13x+25=1247x=94

89x-31=4063x=46

27x+40=445x=15

83x-90=1653x=21

29x-35=545x=20

97x+81=954x=9

50x-99=3101x=64

80x+17=1777x=22

17x-37=609x=38

88x+30=2758x=31

80x+85=565x=6

49x+43=827x=16

99x-98=6139x=63

95x+94=1044x=10

62x+77=6153x=98

38x-15=2037x=54

44x+23=1387x=31

83x-38=4444x=54

15

60x+83=3203x=52

21x+90=489x=19

22x+23=2135x=96

37x+28=509x=13

67x+39=5466x=81

92x+67=1079x=11

38x+45=2021x=52

64x-67=2813x=45

5x-96=94x=38

16

84x-56=4732x=57

26x-61=2513x=99

9x+86=500x=46

9x-48=744x=88

43x-94=637x=17

38x-69=2933x=79

23x-40=696x=32

48x-92=1684x=37

39x+52=2470x=62

56x-86=2770x=51

96x+95=3935x=40

21x-70=1988x=98

72x+15=7071x=98

83x-63=7656x=93

47x+64=1944x=40

38x+38=1178x=30

68x+91=4103x=59

53x+65=1443x=26

5x-67=48x=23

17

46x-74=4112x=91

74x-34=6700x=91

3.4-1.4=7.82-7.2=2.19+9.1=10.1-0.89=

0.68+0.42=8.1-5.1=0.728-0.24=0.8+0.18=

0.89-0.25=1-0.98=

0.048+0.52=5×400=

19.9+11.1=187÷1000=1+3.89=0.081×10=

75÷10=

1.32×8=

0.96÷0.8=0.8×7=

1.5×7=

5×0.6=

0.7×8=

10.3×2=

0.9×0.3=3.5×0.2=2.01×0=10×0.05=

0.13×7=0.21×100=

0.7×4=0.05×4=4×0.3=430-250=

0.17+0.06=1.02-0.09=7200÷800=0.17+0.6=

0.83-0.6=17×300=

0.98-0.09=0.2+0.78=

600×700=10.2+0.02=0.15+0.7=670+250=

10.2+0.2=9.2-6=8500÷500=3.2-3.2=

3.7+2.3=25×100=3.2-0.32=2+2.8=

380-290=0.35+0.5=0.35+0.63=3500÷70=18

3.1+3=

3.8+0.38=

7500÷250=3.8+1=0.95-0.05=450+780=

3.1+0.3=3+0.3=630÷9=4.5-0.4=9.5-5=

330×9=

1-0.95=

9.53-1.53=

9.5-0.5=3.5+2.4=

0.3+0.27=0.47+0.13=4.5+4=

4-0.6=0.95+0.05=2.5+3.2=0.74+0.16=23×

100=9.8-4.8=480÷40=0.53÷100=

5.1+2.3=125×80=0.078÷10=

70×12=

0.52+0.4=

0.25×100=3.4-2.8=0.6-0.37=0.052×10=

10+0.08=1-0.75=0.5×1000=.82+0.3=

13.5+6.5=3.05×100=1.2-0.8=21.6-12.6=63

÷100=0.83-0.5=0.76+0.14=80÷1000=

2.7+0.4=0.72-0.43=30×100=

3.5+4.8=3.5+2.4=5+0.07=

0.92-0.2=

1-0.61=

0.47+0.23=0.25+0.75=3.7+0.33=0.51+0.33=

8-4.6=5.8-3.6=0.52+0.4=

6.45+5.5=4.5-1.3=3.4-2.8=9.53-1.53=

8.8-6.7=10+0.08=9.5-7.3=7.2+0.8=

8.8-6.7=9.5-7.3=1-0.95=

3.4-2.8=0.96-0.35=0.35×0.6=3.08×0.01=4.95

1-0.6=

7.82+0.3=

×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=

6.9-2.5=

4.7+2.3=

0.8=

4.5×2=

7.2×

0.75×

5.6÷

6×3.4=

100=

0.62-0.32=1.4×0.5=

0.02×0.5=3.6÷0.3=

6.3÷7=

100=

0.75÷0.25=0.125×8=

2=

4.8÷0.3=

0.64÷0.8=

7.2+12.8=

12.5÷5=

0.96÷

0.72÷

46.7

0.56÷28=

3.6=

0.36÷0.4=

0.8×1.1=

5.2÷13=

24÷15=

3.6÷24=

-3.8=

12.8÷4=

41=

1.64÷

0.35×

10÷20=

0.6=

8.65×10=

19

3.08×0.01=

0.5=

4.95×1000=6.9×0.1=

0.4×

0.108÷

2.5×

2.4÷0.8=

2=

10.8÷9=

9.6÷0.8=

4.95÷0.9=

8=

9.65÷0.1=

0.325×100=

0.125×4=3.28×0.1=

0.56÷0.7=

3.9÷0.13=

7.2×0.1=

0.8=

0.01×0.1=

1.25×0.8=

9÷0.25÷4=

0.25×0.4=1.6÷

1÷2.5=

3.2÷0.04=

1.7=

0.22×102=

0.25×3.97×4=

(1.2+8.8)×0.4=

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+42420+580-64×21÷28

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

38.85+14×(14+208÷26)

20

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

20

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

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

39.(284+16)×(512-8208÷18)

40.120-36×4÷18+35

21

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

方程:

88x+43=8579x=97

36x+58=2974x=81

13x+25=1247x=94

89x-31=4063x=46

27x+40=445x=15

83x-90=1653x=21

29x-35=545x=20

97x+81=954x=9

22

50x-99=3101x=64

80x+17=1777x=22

17x-37=609x=38

88x+30=2758x=31

80x+85=565x=6

49x+43=827x=16

99x-98=6139x=63

95x+94=1044x=10

62x+77=6153x=98

38x-15=2037x=54

44x+23=1387x=31

83x-38=4444x=54

60x+83=3203x=52

21x+90=489x=19

22x+23=2135x=96

37x+28=509x=13

67x+39=5466x=81

92x+67=1079x=11

38x+45=2021x=52

64x-67=2813x=45

5x-96=94x=38

23

84x-56=4732x=57

26x-61=2513x=99

9x+86=500x=46

9x-48=744x=88

43x-94=637x=17

38x-69=2933x=79

23x-40=696x=32

48x-92=1684x=37

39x+52=2470x=62

56x-86=2770x=51

96x+95=3935x=40

21x-70=1988x=98

72x+15=7071x=98

83x-63=7656x=93

47x+64=1944x=40

38x+38=1178x=30

68x+91=4103x=59

53x+65=1443x=26

5x-67=48x=23

46x-74=4112x=91

74x-34=6700x=91

24

3.4-1.4=7.82-7.2=2.19+9.1=10.1-0.89=

0.68+0.42=8.1-5.1=0.728-0.24=0.8+0.18=

0.89-0.25=1-0.98=

0.048+0.52=5×400=

19.9+11.1=187÷1000=1+3.89=0.081×10=

75÷10=

1.32×8=

0.96÷0.8=0.8×7=

1.5×7=

5×0.6=

0.7×8=

10.3×2=

0.9×0.3=3.5×0.2=2.01×0=10×0.05=

0.13×7=0.21×100=

0.7×4=0.05×4=4×0.3=430-250=

0.17+0.06=1.02-0.09=7200÷800=0.17+0.6=

0.83-0.6=17×300=

0.98-0.09=0.2+0.78=

600×700=10.2+0.02=0.15+0.7=670+250=

10.2+0.2=9.2-6=8500÷500=3.2-3.2=

3.7+2.3=25×100=3.2-0.32=2+2.8=

380-290=0.35+0.5=0.35+0.63=3500÷70=

3.1+3=

3.8+0.38=

7500÷250=3.8+1=0.95-0.05=450+780=

3.1+0.3=3+0.3=630÷9=4.5-0.4=9.5-5=

330×9=

1-0.95=

9.53-1.53=

9.5-0.5=3.5+2.4=

0.3+0.27=0.47+0.13=4.5+4=

4-0.6=0.95+0.05=2.5+3.2=

250.74+0.16=

23×100=9.8-4.8=480÷40=0.53÷100=

5.1+2.3=125×80=0.078÷10=

0.52+0.4=

70×12=

0.25×100=3.4-2.8=0.6-0.37=0.052×10=

10+0.08=1-0.75=0.5×1000=.82+0.3=

13.5+6.5=3.05×100=1.2-0.8=21.6-12.6=63

÷100=0.83-0.5=0.76+0.14=80÷1000=

2.7+0.4=0.72-0.43=30×100=

0.92-0.2=

1-0.61=

3.5+4.8=3.5+2.4=

5+0.07=

0.47+0.23=0.25+0.75=3.7+0.33=0.51+0.33=

8-4.6=5.8-3.6=0.52+0.4=

6.45+5.5=4.5-1.3=3.4-2.8=9.53-1.53=

8.8-6.7=10+0.08=9.5-7.3=7.2+0.8=

8.8-6.7=9.5-7.3=1-0.95=

3.4-2.8=0.96-0.35=0.35×0.6=3.08×0.01=4.95

×1000=6.9×0.1=0.4×0.5=2.4÷0.8=

1-0.6=

7.82+0.3=

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=

4.7+2.3=

0.8=

4.5×2=

6.9-2.5=

7.2×

0.75×

5.6÷

6×3.4=

100=

0.62-0.32=1.4×0.5=

0.02×0.5=3.6÷0.3=

6.3÷7=

100=

0.75÷0.25=0.125×8=

2=

4.8÷0.3=

0.64÷0.8=

7.2+12.8=

12.5÷5=

8.65×10=

0.96÷

0.72÷

46.7

0.56÷28=

3.6=

0.36÷0.4=

0.8×1.1=

5.2÷13=

24÷15=

3.6÷

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