1、(7)89 28 36 = (3)66 + 25 - 36 = (8)55 + 17 25 =(4)31 + 46 27 = (9)88 67 11 = (5)45 + 36 65 = (10)56 45 + 21 = 75 + 12-29 = 57 21 + 26 = 54 + 27 39 = 39 28 + 31 = 16 + 25 - 36 = 55 + 27 25 =31 + 14 27 = 58 27 11 = 25 + 26 35 = 36 25 + 21 = 25 + 37-29 = 27 +59 + 26 = 68 + 23 39 = 87 2116 = 26 + 75 - 3
2、6 = 35 + 16 25 =33 + 26 27 = 58 17 10 = 35 + 36 55 = 96 45 + 22 = 87 29 + 16 = 78 + 11 39 = 99 25 36 = 76 + 25 - 46 = 85 + 17 25 =51 + 46 27 = 98 57 31 = 75 + 16 45 = 76 55 + 29 = 55 + 42-19 = 87 19 + 26 = 88 + 21 39 = 89 28 46 = 46 + 15 - 26 = 75 + 17 15 =41 + 46 57 = 98 67 16 = 75 + 16 65 = 86 15
3、+ 21 = 55 + 62-29 = 87 79 + 26 = 98 + 21 89 = 59 18 26 = 86 + 15 - 36 = 65 + 17 35 =61 + 36 57 = 78 37 21 = 65 + 26 35 = 66 25 + 28 = 75 + 22-39 = 67 21 + 26 = 78 + 31 39 = 8518 36 = 76 + 25 - 34 = 45 + 17 27 =61 + 36 17 = 88 47 13 = 55 + 36 25 = 76 49 + 21 = 55 + 27-29 = 77 19 + 56 = 56 + 27 39 = 7
4、9 18 36 = 96 + 15 - 36 = 65 + 37 25 =41 + 86 47 = 68 17 13 = 55 + 26 35 = 66 35 + 21 = 25 + 42-29 = 76 29 + 26 = 48 + 21 31 = 89 88 +16 = 36 + 25 - 36 = 55 + 18 25 =37 + 46 17 = 78 47 15 = 65 + 36 15 = 25 + 46-29 = 71 29 + 26 = 68 + 21 39 = 59 28 12 = 76 + 25 - 16 = 85 + 17 35 =51 + 46 17 = 58 27 12 = 75 + 26 85 = 76 55 + 45 = 75 + 42-39 = 57 19 + 36 = 58 + 81 69 = 59 28 19 = 64 + 55 - 66 = 85 + 17 75 =67 + 46 27 = 98 27 29 = 85 + 36 65 = 72 45 + 21 =