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1、12 + 6 = 29-7 = 33 + 2 = 3 + 40 = 15 + 4 =23 + 5 = 37 + 1 = 29-3 = 38-3 = 15-4 =18-2 = 30 + 8 = 43 + 1 = 86 + 2 = 70+3 =30-2 = 72-2 = 66-4 = 39-2 = 20-9 =53 + 5 = 35 + 2 = 39-4 = 8 + 50 = 20-1 =40 + 6 = 62 + 7 = 89-5 = 6

2、3 + 3 = 34-2 =50-4 = 11 + 2 = 53-3 = 60 + 8 = 80-7 =32 + 4 = 26-5 = 84 + 4 = 35-10 = 71 + 9 =18-4 = 66+10 = 83-3 = 71 + 5 = 60-5 =36 + 3 = 58 + 30 = 28-7 = 87-10 = 80-6 =11 + 9 = 80-3 = 95-4 = 64+3 = 98-4 =25 + 7 = 62-2

3、= 83 + 5 = 83 + 10 = 10 + 8 =56 + 20 = 64 + 6 = 65 + 3 = 15-3 = 30-3 =32 + 6 = 29-7 = 35 + 2 = 73 + 4 = 25 + 4 =43 + 5 = 87 + 10 = 39-3 = 48-30 = 95-40 =16 + 9 = 5 + 18 = 17 + 3 = 36 + 6 = 29 + 5 =32-4 = 41-2 = 38-9 = 50

4、-8 = 63-9 =37-8 = 56-20 = 88-9 = 75-9 = 92-3 =9 + 18 = 40 + 6 = 35 + 30 = 62 + 8 = 75 + 5 =23 + 7 = 26 + 8 = 19 + 60 = 32 + 8 = 16 + 9 =34+9 = 10 + 60 = 9 + 50 = 10 + 40 = 61 + 10 =18 + 5 = 74+6 = 47-8 = 52-4 = 43-8 =68-

5、9 = 40-2 = 27-9 = 32-4 = 41-2 =38-9 = 30-2 = 72-2 = 66-4 = 39-2 =20-9 = 53 + 5 = 35 + 2 = 39-4 = 8 + 50 =20-1 = 40 + 6 = 62 + 7 = 89-5 = 63 + 3 =34-2 = 50-4 = 11 + 2 = 53-3 = 60 + 8 =80-7 = 32 + 4 = 26-5 = 84+4 = 35-10 =

6、71 + 9 = 12 + 6 = 29-7 = 33 + 2 = 3 + 40 =15 + 4 = 23 + 5 = 37 + 1 = 29-3 = 38-3 =15-4 = 18-2 = 30 + 8 = 43 + 1 = 86 + 2 =70 + 3 = 30-2 = 72-2 = 66-4 = 39-2 =20-9 = 53 + 5 = 35 + 2 = 39-4 = 8 + 50 =20-1 = 47 + 4= 88 + 3

7、= 47 + 6 = 39 + 8 =68 + 5 = 26 + 8 = 19 + 6 = 28 + 5 = 53 + 6 =78 + 5 = 37 + 9 = 23 + 8 = 89 + 6 = 75 + 5 =86 + 6 = 68 + 7 = 87 + 9 = 26 + 9 = 25 + 6 =50 + 37 = 49 + 7 = 87 + 9 = 50 + 8 = 61 + 9 =85 + 4 = 91 + 8 = 82 + 5

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