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用2.4.5.6组成一道算式,加减乘除都可以用结果得24方法越多越好
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用2.4.5.6组成一道算式,加减乘除都可以用结果得24方法越多越好
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答案和解析
2x(4+5)+6=24
5×6-2-4=24
4×5+6-2=24
上面是想的
下面计算器算出来的
1: (2 + 4) × 5 - 6
2: ((2 + 4) × 5) - 6
3: (2 × (4 + 5)) + 6
4: 2 × (4 + 5) + 6
5: (2 × (5 + 4)) + 6
6: 2 × (5 + 4) + 6
7: (4 + 2) × 5 - 6
8: ((4 + 2) × 5) - 6
9: 4 - (2 - 6) × 5
10: 4 - ((2 - 6) × 5)
11: (4 + 5) × 2 + 6
12: ((4 + 5) × 2) + 6
13: 4 - (5 × (2 - 6))
14: 4 - 5 ×(2 - 6)
15: 4 × 5 - 2 + 6
16: (4 × 5) - 2 + 6
17: (4 × 5 - 2) + 6
18: ((4 × 5) - 2) + 6
19: 4 × 5 -(2 - 6)
20: (4 × 5) - (2 - 6)
21: 4 + (5 × (6 - 2))
22: 4 + 5 ×(6 - 2)
23: 4 × 5 + 6 - 2
24: (4 × 5) + 6 - 2
25: (4 × 5 + 6) - 2
26: ((4 × 5) + 6) - 2
27: 4 × 5 +(6 - 2)
28: (4 × 5) + (6 - 2)
29: 4 + (6 - 2) × 5
30: 4 + ((6 - 2) × 5)
31: (5 × (2 + 4)) - 6
32: 5 × (2 + 4) - 6
33: (5 + 4) × 2 + 6
34: ((5 + 4) × 2) + 6
35: (5 × (4 + 2)) - 6
36: 5 × (4 + 2) - 6
37: 5 × 4 - 2 + 6
38: (5 × 4) - 2 + 6
39: (5 × 4 - 2) + 6
40: ((5 × 4) - 2) + 6
41: 5 × 4 -(2 - 6)
42: (5 × 4) - (2 - 6)
43: 5 × 4 + 6 - 2
44: (5 × 4) + 6 - 2
45: (5 × 4 + 6) - 2
46: ((5 × 4) + 6) - 2
47: 5 × 4 +(6 - 2)
48: (5 × 4) + (6 - 2)
49: (5 × (6 - 2)) + 4
50: 5 × (6 - 2) + 4
51: 5 × 6 -(2 + 4)
52: (5 × 6) - (2 + 4)
53: 5 × 6 - 2 - 4
54: (5 × 6) - 2 - 4
55: (5 × 6 - 2) - 4
56: ((5 × 6) - 2) - 4
57: 5 × 6 -(4 + 2)
58: (5 × 6) - (4 + 2)
59: 5 × 6 - 4 - 2
60: (5 × 6) - 4 - 2
61: (5 × 6 - 4) - 2
62: ((5 × 6) - 4) - 2
63: 6 + (2 × (4 + 5))
64: 6 + 2 ×(4 + 5)
65: 6 - 2 + 4 × 5
66: (6 - 2) + 4 × 5
67: 6 - 2 +(4 × 5)
68: (6 - 2) + (4 × 5)
69: 6 - (2 - 4 × 5)
70: 6 - (2 - (4 × 5))
71: 6 + (2 × (5 + 4))
72: 6 + 2 ×(5 + 4)
73: 6 - 2 + 5 × 4
74: (6 - 2) + 5 × 4
75: 6 - 2 +(5 × 4)
76: (6 - 2) + (5 × 4)
77: 6 - (2 - 5 × 4)
78: 6 - (2 - (5 × 4))
79: (6 - 2) × 5 + 4
80: ((6 - 2) × 5) + 4
81: 6 + (4 + 5) × 2
82: 6 + ((4 + 5) × 2)
83: 6 + 4 × 5 - 2
84: (6 + 4 × 5) - 2
85: (6 + (4 × 5)) - 2
86: 6 + (4 × 5) - 2
87: 6 + (4 × 5 - 2)
88: 6 + ((4 × 5) - 2)
89: 6 × 5 -(2 + 4)
90: (6 × 5) - (2 + 4)
91: 6 × 5 - 2 - 4
92: (6 × 5) - 2 - 4
93: (6 × 5 - 2) - 4
94: ((6 × 5) - 2) - 4
95: 6 + (5 + 4) × 2
96: 6 + ((5 + 4) × 2)
97: 6 + 5 × 4 - 2
98: (6 + 5 × 4) - 2
99: (6 + (5 × 4)) - 2
100: 6 + (5 × 4) - 2
101: 6 + (5 × 4 - 2)
102: 6 + ((5 × 4) - 2)
103: 6 × 5 -(4 + 2)
104: (6 × 5) - (4 + 2)
105: 6 × 5 - 4 - 2
106: (6 × 5) - 4 - 2
107: (6 × 5 - 4) - 2
108: ((6 × 5) - 4) - 2
5×6-2-4=24
4×5+6-2=24
上面是想的
下面计算器算出来的
1: (2 + 4) × 5 - 6
2: ((2 + 4) × 5) - 6
3: (2 × (4 + 5)) + 6
4: 2 × (4 + 5) + 6
5: (2 × (5 + 4)) + 6
6: 2 × (5 + 4) + 6
7: (4 + 2) × 5 - 6
8: ((4 + 2) × 5) - 6
9: 4 - (2 - 6) × 5
10: 4 - ((2 - 6) × 5)
11: (4 + 5) × 2 + 6
12: ((4 + 5) × 2) + 6
13: 4 - (5 × (2 - 6))
14: 4 - 5 ×(2 - 6)
15: 4 × 5 - 2 + 6
16: (4 × 5) - 2 + 6
17: (4 × 5 - 2) + 6
18: ((4 × 5) - 2) + 6
19: 4 × 5 -(2 - 6)
20: (4 × 5) - (2 - 6)
21: 4 + (5 × (6 - 2))
22: 4 + 5 ×(6 - 2)
23: 4 × 5 + 6 - 2
24: (4 × 5) + 6 - 2
25: (4 × 5 + 6) - 2
26: ((4 × 5) + 6) - 2
27: 4 × 5 +(6 - 2)
28: (4 × 5) + (6 - 2)
29: 4 + (6 - 2) × 5
30: 4 + ((6 - 2) × 5)
31: (5 × (2 + 4)) - 6
32: 5 × (2 + 4) - 6
33: (5 + 4) × 2 + 6
34: ((5 + 4) × 2) + 6
35: (5 × (4 + 2)) - 6
36: 5 × (4 + 2) - 6
37: 5 × 4 - 2 + 6
38: (5 × 4) - 2 + 6
39: (5 × 4 - 2) + 6
40: ((5 × 4) - 2) + 6
41: 5 × 4 -(2 - 6)
42: (5 × 4) - (2 - 6)
43: 5 × 4 + 6 - 2
44: (5 × 4) + 6 - 2
45: (5 × 4 + 6) - 2
46: ((5 × 4) + 6) - 2
47: 5 × 4 +(6 - 2)
48: (5 × 4) + (6 - 2)
49: (5 × (6 - 2)) + 4
50: 5 × (6 - 2) + 4
51: 5 × 6 -(2 + 4)
52: (5 × 6) - (2 + 4)
53: 5 × 6 - 2 - 4
54: (5 × 6) - 2 - 4
55: (5 × 6 - 2) - 4
56: ((5 × 6) - 2) - 4
57: 5 × 6 -(4 + 2)
58: (5 × 6) - (4 + 2)
59: 5 × 6 - 4 - 2
60: (5 × 6) - 4 - 2
61: (5 × 6 - 4) - 2
62: ((5 × 6) - 4) - 2
63: 6 + (2 × (4 + 5))
64: 6 + 2 ×(4 + 5)
65: 6 - 2 + 4 × 5
66: (6 - 2) + 4 × 5
67: 6 - 2 +(4 × 5)
68: (6 - 2) + (4 × 5)
69: 6 - (2 - 4 × 5)
70: 6 - (2 - (4 × 5))
71: 6 + (2 × (5 + 4))
72: 6 + 2 ×(5 + 4)
73: 6 - 2 + 5 × 4
74: (6 - 2) + 5 × 4
75: 6 - 2 +(5 × 4)
76: (6 - 2) + (5 × 4)
77: 6 - (2 - 5 × 4)
78: 6 - (2 - (5 × 4))
79: (6 - 2) × 5 + 4
80: ((6 - 2) × 5) + 4
81: 6 + (4 + 5) × 2
82: 6 + ((4 + 5) × 2)
83: 6 + 4 × 5 - 2
84: (6 + 4 × 5) - 2
85: (6 + (4 × 5)) - 2
86: 6 + (4 × 5) - 2
87: 6 + (4 × 5 - 2)
88: 6 + ((4 × 5) - 2)
89: 6 × 5 -(2 + 4)
90: (6 × 5) - (2 + 4)
91: 6 × 5 - 2 - 4
92: (6 × 5) - 2 - 4
93: (6 × 5 - 2) - 4
94: ((6 × 5) - 2) - 4
95: 6 + (5 + 4) × 2
96: 6 + ((5 + 4) × 2)
97: 6 + 5 × 4 - 2
98: (6 + 5 × 4) - 2
99: (6 + (5 × 4)) - 2
100: 6 + (5 × 4) - 2
101: 6 + (5 × 4 - 2)
102: 6 + ((5 × 4) - 2)
103: 6 × 5 -(4 + 2)
104: (6 × 5) - (4 + 2)
105: 6 × 5 - 4 - 2
106: (6 × 5) - 4 - 2
107: (6 × 5 - 4) - 2
108: ((6 × 5) - 4) - 2
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