分数四则混合运算题40道 （必须 要答案！！！！！）

60 / 30 - 5 x 60 / 5 + 5 /5 = -57
60 / 30 - 6 x 60 / 6 + 6 /6 = -57
60 / 30 - 7 x 60 / 7 + 7 /7 = -57
60 / 30 - 8 x 60 / 8 + 8 /8 = -57
60 / 36 - 6 x 60 / 8 + 8 /6 = -42
62 / 31 - 5 x 62 / 5 + 5 /5 = -59
62 / 31 - 6 x 62 / 6 + 6 /6 = -59
62 / 31 - 7 x 62 / 7 + 7 /7 = -59
62 / 31 - 8 x 62 / 8 + 8 /8 = -59
64 / 30 - 5 x 64 / 6 + 6 /5 = -50
64 / 32 - 5 x 64 / 5 + 5 /5 = -61
64 / 32 - 6 x 64 / 6 + 6 /6 = -61
64 / 32 - 7 x 64 / 7 + 7 /7 = -61
64 / 32 - 8 x 64 / 8 + 8 /8 = -61
65 / 30 - 6 x 65 / 5 + 5 /6 = -75
66 / 33 - 5 x 66 / 5 + 5 /5 = -63
66 / 33 - 6 x 66 / 6 + 6 /6 = -63
66 / 33 - 7 x 66 / 7 + 7 /7 = -63
66 / 33 - 8 x 66 / 8 + 8 /8 = -63
68 / 34 - 5 x 68 / 5 + 5 /5 = -65
68 / 34 - 6 x 68 / 6 + 6 /6 = -65
68 / 34 - 7 x 68 / 7 + 7 /7 = -65
68 / 34 - 8 x 68 / 8 + 8 /8 = -65
69 / 30 - 5 x 69 / 6 + 6 /5 = -54
70 / 35 - 5 x 70 / 5 + 5 /5 = -67
70 / 35 - 6 x 70 / 6 + 6 /6 = -67
70 / 35 - 7 x 70 / 7 + 7 /7 = -67
70 / 35 - 8 x 70 / 8 + 8 /8 = -67
71 / 30 - 6 x 71 / 5 + 5 /6 = -82
72 / 30 - 5 x 72 / 8 + 8 /5 = -41
72 / 32 - 8 x 72 / 6 + 6 /8 = -93
72 / 36 - 5 x 72 / 5 + 5 /5 = -69
72 / 36 - 6 x 72 / 6 + 6 /6 = -69
72 / 36 - 7 x 72 / 7 + 7 /7 = -69
72 / 36 - 8 x 72 / 8 + 8 /8 = -69
74 / 30 - 5 x 74 / 6 + 6 /5 = -58
74 / 37 - 5 x 74 / 5 + 5 /5 = -71
74 / 37 - 6 x 74 / 6 + 6 /6 = -71
74 / 37 - 7 x 74 / 7 + 7 /7 = -71
74 / 37 - 8 x 74 / 8 + 8 /8 = -71
76 / 38 - 5 x 76 / 5 + 5 /5 = -73
76 / 38 - 6 x 76 / 6 + 6 /6 = -73
76 / 38 - 7 x 76 / 7 + 7 /7 = -73
76 / 38 - 8 x 76 / 8 + 8 /8 = -73
77 / 30 - 6 x 77 / 5 + 5 /6 = -89
78 / 36 - 6 x 78 / 8 + 8 /6 = -55
78 / 39 - 5 x 78 / 5 + 5 /5 = -75
78 / 39 - 6 x 78 / 6 + 6 /6 = -75
78 / 39 - 7 x 78 / 7 + 7 /7 = -75
78 / 39 - 8 x 78 / 8 + 8 /8 = -75
79 / 30 - 5 x 79 / 6 + 6 /5 = -62
80 / 30 - 6 x 80 / 8 + 8 /6 = -56
83 / 30 - 6 x 83 / 5 + 5 /6 = -96
84 / 30 - 5 x 84 / 6 + 6 /5 = -66
88 / 33 - 6 x 88 / 8 + 8 /6 = -62
89 / 30 - 5 x 89 / 6 + 6 /5 = -70
90 / 30 - 5 x 90 / 5 + 5 /5 = -86
90 / 30 - 6 x 90 / 6 + 6 /6 = -86
90 / 30 - 7 x 90 / 7 + 7 /7 = -86
90 / 30 - 8 x 90 / 8 + 8 /8 = -86
91 / 35 - 5 x 91 / 7 + 7 /5 = -61
93 / 31 - 5 x 93 / 5 + 5 /5 = -89
93 / 31 - 6 x 93 / 6 + 6 /6 = -89
93 / 31 - 7 x 93 / 7 + 7 /7 = -89
93 / 31 - 8 x 93 / 8 + 8 /8 = -89
94 / 30 - 5 x 94 / 6 + 6 /5 = -74
96 / 32 - 5 x 96 / 5 + 5 /5 = -92
96 / 32 - 6 x 96 / 6 + 6 /6 = -92
96 / 32 - 7 x 96 / 7 + 7 /7 = -92
96 / 32 - 8 x 96 / 8 + 8 /8 = -92
96 / 36 - 6 x 96 / 8 + 8 /6 = -68
99 / 30 - 5 x 99 / 6 + 6 /5 = -78
99 / 33 - 5 x 99 / 5 + 5 /5 = -95
99 / 33 - 6 x 99 / 6 + 6 /6 = -95
99 / 33 - 7 x 99 / 7 + 7 /7 = -95
99 / 33 - 8 x 99 / 8 + 8 /8 = -95
102 / 34 - 5 x 102 / 5 + 5 /5 = -98
102 / 34 - 6 x 102 / 6 + 6 /6 = -98
102 / 34 - 7 x 102 / 7 + 7 /7 = -98
102 / 34 - 8 x 102 / 8 + 8 /8 = -98
104 / 30 - 5 x 104 / 6 + 6 /5 = -82
104 / 39 - 6 x 104 / 8 + 8 /6 = -74
109 / 30 - 5 x 109 / 6 + 6 /5 = -86

66 ÷ 33 - 5 × 66 ÷ 5 + 5 ÷5 = 63 66 ÷ 33 - 6 × 66 ÷ 6 + 6 ÷6 = 63 66 ÷ 33 - 7 × 66 ÷ 7 + 7 ÷7 = 63 66 ÷ 33 - 8 × 66 ÷ 8 + 8 ÷8 = 63 68 ÷ 34 - 5 × 68 ÷ 5 + 5 ÷5 = 65 68 ÷ 34 - 6 × 68 ÷ 6 + 6 ÷6 = 65 68 ÷ 34 - 7 × 68 ÷ 7 + 7 ÷7 = 65 68 ÷ 34 - 8 × 68 ÷ 8 + 8 ÷8 = 65 69 ÷ 30 - 5 × 69 ÷ 6 + 6 ÷5 = 54 70 ÷ 35 - 5 × 70 ÷ 5 + 5 ÷5 = 67 70 ÷ 35 - 6 × 70 ÷ 6 + 6 ÷6 = 67 70 ÷ 35 - 7 × 70 ÷ 7 + 7 ÷7 = 67 70 ÷ 35 - 8 × 70 ÷ 8 + 8 ÷8 = 67 71 ÷ 30 - 6 × 71 ÷ 5 + 5 ÷6 = 82 72 ÷ 30 - 5 × 72 ÷ 8 + 8 ÷5 = 41 72 ÷ 32 - 8 × 72 ÷ 6 + 6 ÷8 =× 93 72 ÷ 36 - 5 x 72 ÷ 5 + 5 ÷5 = 69 72 ÷ 36 - 6 x 72 ÷ 6 + 6 ÷6 = 69 72 ÷ 36 - 7 x 72 ÷ 7 + 7 ÷7 = 69 72 ÷ 36 - 8 x 72 ÷ 8 + 8 ÷8 = 69 74 ÷ 30 - 5 x 74 ÷ 6 + 6 ÷5 = 58 74 ÷ 37 - 5 x 74 ÷ 5 + 5 ÷5 = 71 74 ÷ 37 - 6 x 74 ÷ 6 + 6 ÷6 = 71 74 ÷ 37 - 7 x 74 ÷ 7 + 7 ÷7 = 71 74 ÷ 37 - 8 x 74 ÷ 8 + 8 ÷8 = 71 76 ÷ 38 - 5 x 76 ÷ 5 + 5 ÷5 = 73 76 ÷ 38 - 6 x 76 ÷ 6 + 6 ÷6 = 73 76 ÷ 38 - 7 x 76 ÷ 7 + 7 ÷7 = 73 76 ÷ 38 - 8 x 76 ÷ 8 + 8 ÷8 = 73 77 ÷ 30 - 6 x 77 ÷ 5 + 5 ÷6 = 89 78 ÷ 36 - 6 x 78 ÷ 8 + 8 ÷6 = 55 78 ÷ 39 - 5 x 78 ÷ 5 + 5 ÷5 = 75 78 ÷ 39 - 6 x 78 ÷ 6 + 6 ÷6 = 75 78 ÷ 39 - 7 x 78 ÷ 7 + 7 ÷7 = 75 78 ÷ 39 - 8 x 78 ÷ 8 + 8 ÷8 = 75 79 ÷ 30 - 5 x 79 ÷ 6 + 6 ÷5 = 62 80 ÷ 30 - 6 x 80 ÷ 8 + 8 ÷6 = 56 83 ÷ 30 - 6 x 83 ÷ 5 + 5 ÷6 = 96 84 ÷ 30 - 5 x 84 ÷ 6 + 6 ÷5 = 66 88 ÷ 33 - 6 x 88 ÷ 8 + 8 ÷6 = 62 89 ÷ 30 - 5 x 89 ÷ 6 + 6 ÷5 = 70 90 ÷ 30 - 5 x 90 ÷ 5 + 5 ÷5 = 86 90 ÷ 30 - 6 x 90 ÷ 6 + 6 ÷6 = 86 90 ÷ 30 - 7 x 90 ÷ 7 + 7 ÷7 = 86 90 ÷ 30 - 8 x 90 ÷ 8 + 8 ÷8 = 86 91 ÷ 35 - 5 x 91 ÷ 7 + 7 ÷5 = 61 93 ÷ 31 - 5 x 93 ÷ 5 + 5 ÷5 = 89 93 ÷ 31 - 6 x 93 ÷ 6 + 6 ÷6 = 89 93 ÷ 31 - 7 x 93 ÷ 7 + 7 ÷7 = 89 93 ÷ 31 - 8 x 93 ÷ 8 + 8 ÷8 = 89 94 ÷ 30 - 5 x 94 ÷ 6 + 6 ÷5 = 74 96 ÷ 32 - 5 x 96 ÷ 5 + 5 ÷5 = 92 96 ÷ 32 - 6 x 96 ÷ 6 + 6 ÷6 = 92 96 ÷ 32 - 7 x 96 ÷ 7 + 7 ÷7 = 92 96 ÷ 32 - 8 x 96 ÷ 8 + 8 ÷8 = 92 96 ÷ 36 - 6 x 96 ÷ 8 + 8 ÷6 = 68 99 ÷ 30 - 5 x 99 ÷ 6 + 6 ÷5 = 78 99 ÷ 33 - 5 x 99 ÷ 5 + 5 ÷5 = 95 99 ÷ 33 - 6 x 99 ÷ 6 + 6 ÷6 = 95 99 ÷ 33 - 7 x 99 ÷ 7 + 7 ÷7 = 95 99 ÷ 33 - 8 x 99 ÷ 8 + 8 ÷8 = 95 102÷34 - 5 x 102 ÷ 5 + 5 ÷5 = 98 102÷34 - 6 x 102 ÷ 6 + 6 ÷6 = 98 102÷34 - 7 x 102 ÷ 7 + 7 ÷7 = 98 102÷34 - 8 x 102 ÷ 8 + 8 ÷8 = 98 104÷30 - 5 x 104 ÷ 6 + 6 ÷5 = 82 104÷39 - 6 x 104 ÷ 8 + 8 ÷6 = 74 109÷30 - 5 x 109 ÷ 6 + 6 ÷5 = 86