26 -6 -64 = 20 -64 = -44

27 + 3 -48 = 30 -48 = - 18

28 + 12 -32 = 40 -32 = 8

29 + 2 1 - 16 = 50 - 16 = 34

30 + 30 + 0 = 60 + 0 = 60

3 1 + 39 + 16 = 70 + 16 = 86

32 + 48 + 32 = 80 + 32 = 1 12

33 + 57 + 48 = 90 + 48 = 138

34 + 66 + 64 = 100 + 64 = 164

35 + 75 + 80 = 1 10 + 80 = 190

36 + 84 + 96 = 120 + 96 = 2 16

37 + 93 + 1 12 = 130 + 1 12 = 242

38 + 102 + 128 = 140 + 128 = 268

39 + 1 1 1 + 144 = 150 + 144 = 294

40 -30 - 140 = 10 - 140 = - 130

4 1 -2 1 - 124 = 20 - 124 = - 104

42 - 12 - 108 = 30 - 108 = -78

43 -3 -92 = 40 -92 = -52

44 + 6 -76 = 50 -76 = -26

45 + 15 -60 = 60 -60 = 0

46 + 24 -44 = 70 -44 = 26

47 + 33 -28 = 80 -28 = 52

48 + 42 - 12 = 90 - 12 = 78

49 + 5 1 + 4 = 100 + 4 = 104

50 + 60 + 20 = 1 10 + 20 = 130

5 1 + 69 + 36 = 120 + 36 = 156

52 + 78 + 52 = 130 + 52 = 182

53 + 87 + 68 = 140 + 68 = 208

54 + 96 + 84 = 150 + 84 = 234

55 -45 -200 = 10 -200 = - 190

56 -36 - 184 = 20 - 184 = - 164

57 -27 - 168 = 30 - 168 = - 138

58 - 18 - 152 = 40 - 152 = - 1 12

59 -9 - 136 = 50 - 136 = -86

60 + 0 - 120 = 60 - 120 = -60

6 1 + 9 - 104 = 70 - 104 = -34

62 + 18 -88 = 80 -88 = -8

63 + 27 -72 = 90 -72 = 18

64 + 36 -56 = 100 -56 = 44

65 + 45 -40 = 1 10 -40 = 70

66 + 54 -24 = 120 -24 = 96

67 + 63 -8 = 130 -8 = 122

68 + 72 + 8 = 140 + 8 = 148

69 + 8 1 + 24 = 150 + 24 = 174

70 -60 -260 = 10 -260 = -250

7 1 -5 1 -244 = 20 -244 = -224

72 -42 -228 = 30 -228 = - 198

73 -33 -2 12 = 40 -2 12 = - 172

74 -24 - 196 = 50 - 196 = - 146 123+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=50 1 ...546-457=89 ...45× 10=45 1 ...564- 12=47 ...

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

457+456=9 13...7+ 14=2 1 ... 18-9=9...8+ 16=24 ...25-5=20...9+ 18=27...56-45= 1 1 ...654 38+00+20=30...45-23=22... 1 1+22=33...78-23=55... 12+24=36... 10-3=7 15-4= 1 1 20-5= 15 25-6= 19 30-7=23 35-8=27

40-9=3 1 45- 10=35 50- 1 1=39 55- 12=43 60- 13=47 65- 14=5 1 70- 15=55 75- 1 6=59 80- 17=63 85- 18=67 90- 19=7 1 95-20=75 100-2 1=79 105-22=83 1 10-23=87 / kloc-0/ 15-24=9 1 120-25=9 5 125-26=99 130-27= 103 13+26=39 ...

14+28=42... 15+30=45... 16+32=48... 17+34=5 1... 18+36=54 ...

19+38=57...20+40=60...2 1+42=63...22+44=66...23+46=69 ...

24+48=72...25+50=75...26+52=78...27+54=8 1...28+56=84 ...

29+58=87...30+60=90...3 1+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 ÷ 1 1 =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

-5+2 1*8/2-6-59

68/2 1-8- 1 1*8+6 1

-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- 1 15)

1437×27+27×563 〔75-( 12+ 18)〕÷ 15

2 160÷〔(83-79)× 18〕 280+840÷24×5

325÷ 13×(266-250) 85×(95- 1440÷24)

58870÷( 105+20×2) 1437×27+27×563

8 1432÷( 13×52+78) [37.85-(7.85+6.4)] ×30

156×[( 17.7-7.2)÷3] (947-599)+76×64

36×(9 13-276÷23) [ 192-(54+38)]×67

[(7. 1-5.6)×0.9- 1. 15]÷2.5 8 1432÷( 13×52+78)

5.4÷[2.6×(3.7-2.9)+0.62] (947-599)+7766

60-(9.5+28.9)]÷0. 18 28-(3.4 1.25×2.4)

0.8×〔 15.5-(3.2 1 5.79)〕 (3 1.8 3.2×4)÷5 194-64.8÷ 1.8×0.9 36.72÷4.25×9.9

3.4 16÷(0.0 16×35) 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)

8 12-700÷(9+3 1× 1 1) (3.2× 1.5+2.5)÷ 1.6

85+ 14×( 14+208÷26) 120-36×4÷ 18+35

(284+ 16)×(5 12-8208÷ 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 ) 37.8 12-700÷(9+3 1× 1 1) ( 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)×(5 12-8208÷ 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+45×2-4 160÷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