1樓：_故人北去
1: 8 × (6 - 4 + 1)
2: 8 × ((6 - 4) + 1)3: 8 × (6 - (4 - 1))4: 8 × (6 + 1 - 4)
5: 8 × ((6 + 1) - 4)6: 8 × (6 + (1 - 4))7: (8 - 4) × 6 × 1
8: ((8 - 4) × 6) × 19: (8 - 4) × (6 × 1)10: (8 - 4) × 6 ÷ 1
11: ((8 - 4) × 6) ÷ 112: (8 - 4) × (6 ÷ 1)13: (8 - 4) × 1 × 6
14: (8 - 4 × 1) × 6
15: ((8 - 4) × 1) × 616: (8 - (4 × 1)) × 617: (8 - 4) × (1 × 6)18: (8 - 4) ÷ 1 × 6
19: (8 - 4 ÷ 1) × 6
20: ((8 - 4) ÷ 1) × 621: (8 - (4 ÷ 1)) × 622: (8 - 4) ÷ (1 ÷ 6)23: 8 × (1 + 6 - 4)
24: 8 × ((1 + 6) - 4)25: 8 × (1 + (6 - 4))26: (8 - 1 × 4) × 6
27: (8 - (1 × 4)) × 628: 8 × (1 - 4 + 6)
29: 8 × ((1 - 4) + 6)30: 8 × (1 - (4 - 6))31: (8 × 1 - 4) × 6
32: ((8 × 1) - 4) × 633: (8 ÷ 1 - 4) × 6
34: ((8 ÷ 1) - 4) × 635: 8 ÷ (1 - 4 ÷ 6)
36: 8 ÷ (1 - (4 ÷ 6))37: (6 × (8 - 4)) × 138: 6 × (8 - 4) × 1
39: 6 × (8 - 4 × 1)
40: 6 × ((8 - 4) × 1)41: 6 × (8 - (4 × 1))42: (6 × (8 - 4)) ÷ 143: 6 × (8 - 4) ÷ 1
44: 6 × (8 - 4 ÷ 1)
45: 6 × ((8 - 4) ÷ 1)46: 6 × (8 - (4 ÷ 1))47: 6 × (8 - 1 × 4)
48: 6 × (8 - (1 × 4))49: 6 × (8 × 1 - 4)
50: 6 × ((8 × 1) - 4)51: 6 × (8 ÷ 1 - 4)
52: 6 × ((8 ÷ 1) - 4)53: (6 - 4 + 1) × 8
54: ((6 - 4) + 1) × 855: (6 - (4 - 1)) × 856: 6 × (1 × 8 - 4)
57: 6 × ((1 × 8 ) - 4)58: 6 × (1 × (8 - 4))59: 6 × 1 ×(8 - 4)
60: (6 × 1) × (8 - 4)61: 6 ÷ 1 ×(8 - 4)
62: (6 ÷ 1) × (8 - 4)63: 6 ÷ (1 ÷ (8 - 4))64: (6 + 1 - 4) × 8
65: ((6 + 1) - 4) × 866: (6 + (1 - 4)) × 867: (1 × 8 - 4) × 6
68: ((1 × 8 ) - 4) × 669: (1 × (8 - 4)) × 670: 1 × (8 - 4) × 6
71: 1 × ((8 - 4) × 6)72: 1 × (6 × (8 - 4))73: 1 × 6 ×(8 - 4)
74: (1 × 6) × (8 - 4)75: (1 + 6 - 4) × 8
76: ((1 + 6) - 4) × 877: (1 + (6 - 4)) × 878: (1 - 4 + 6) × 8
79: ((1 - 4) + 6) × 880: (1 - (4 - 6)) × 8
2樓：匿名使用者
8x(6-4+1)
=8x3=24
3樓：匿名使用者
80種1: 8 × (6 - 4 + 1)2: 8 × ((6 - 4) + 1)3: 8 × (6 - (4 - 1))4: 8 × (6 + 1 - 4)
5: 8 × ((6 + 1) - 4)6: 8 × (6 + (1 - 4))7: (8 - 4) × 6 × 1
8: ((8 - 4) × 6) × 19: (8 - 4) × (6 × 1)10: (8 - 4) × 6 ÷ 1
11: ((8 - 4) × 6) ÷ 112: (8 - 4) × (6 ÷ 1)13: (8 - 4) × 1 × 6
14: (8 - 4 × 1) × 6
15: ((8 - 4) × 1) × 616: (8 - (4 × 1)) × 617: (8 - 4) × (1 × 6)18: (8 - 4) ÷ 1 × 6
19: (8 - 4 ÷ 1) × 6
20: ((8 - 4) ÷ 1) × 621: (8 - (4 ÷ 1)) × 622: (8 - 4) ÷ (1 ÷ 6)23: 8 × (1 + 6 - 4)
24: 8 × ((1 + 6) - 4)25: 8 × (1 + (6 - 4))26: (8 - 1 × 4) × 6
27: (8 - (1 × 4)) × 628: 8 × (1 - 4 + 6)
29: 8 × ((1 - 4) + 6)30: 8 × (1 - (4 - 6))31: (8 × 1 - 4) × 6
32: ((8 × 1) - 4) × 633: (8 ÷ 1 - 4) × 6
34: ((8 ÷ 1) - 4) × 635: 8 ÷ (1 - 4 ÷ 6)
36: 8 ÷ (1 - (4 ÷ 6))37: (6 × (8 - 4)) × 138: 6 × (8 - 4) × 1
39: 6 × (8 - 4 × 1)
40: 6 × ((8 - 4) × 1)41: 6 × (8 - (4 × 1))42: (6 × (8 - 4)) ÷ 143: 6 × (8 - 4) ÷ 1
44: 6 × (8 - 4 ÷ 1)
45: 6 × ((8 - 4) ÷ 1)46: 6 × (8 - (4 ÷ 1))47: 6 × (8 - 1 × 4)
48: 6 × (8 - (1 × 4))49: 6 × (8 × 1 - 4)
50: 6 × ((8 × 1) - 4)51: 6 × (8 ÷ 1 - 4)
52: 6 × ((8 ÷ 1) - 4)53: (6 - 4 + 1) × 8
54: ((6 - 4) + 1) × 855: (6 - (4 - 1)) × 856: 6 × (1 × 8 - 4)
57: 6 × ((1 × 8) - 4)58: 6 × (1 × (8 - 4))59: 6 × 1 ×(8 - 4)
60: (6 × 1) × (8 - 4)61: 6 ÷ 1 ×(8 - 4)
62: (6 ÷ 1) × (8 - 4)63: 6 ÷ (1 ÷ (8 - 4))64: (6 + 1 - 4) × 8
65: ((6 + 1) - 4) × 866: (6 + (1 - 4)) × 867: (1 × 8 - 4) × 6
68: ((1 × 8) - 4) × 669: (1 × (8 - 4)) × 670: 1 × (8 - 4) × 6
71: 1 × ((8 - 4) × 6)72: 1 × (6 × (8 - 4))73: 1 × 6 ×(8 - 4)
74: (1 × 6) × (8 - 4)75: (1 + 6 - 4) × 8
76: ((1 + 6) - 4) × 877: (1 + (6 - 4)) × 878: (1 - 4 + 6) × 8
79: ((1 - 4) + 6) × 880: (1 - (4 - 6)) × 8
5、6、7、8 怎麼算24點
4樓：聚焦百態生活
6×（5-（8-7））=24。
算式中有兩個括號，應先計算裡面的括號8-7=1，在計算外面的括號5-1=4，最後計算括號外的運算6×4=24。
5樓：匿名使用者
1: (5 + 7 - 8) × 6
2: ((5 + 7) - 8) × 63: (5 + (7 - 8)) × 64: (5 + 7) × (8 - 6)5: (5 - 8 + 7) × 6
6: ((5 - 8) + 7) × 67: (5 - (8 - 7)) × 68: 6 × (5 + 7 - 8)
9: 6 × ((5 + 7) - 8)10: 6 × (5 + (7 - 8))11: 6 × (5 - 8 + 7)
12: 6 × ((5 - 8) + 7)13: 6 × (5 - (8 - 7))14: 6 × (7 + 5 - 8)
15: 6 × ((7 + 5) - 8)16: 6 × (7 + (5 - 8))17: (6 ÷ (7 - 5)) × 818: 6 ÷ (7 - 5) × 8
19: 6 ÷ ((7 - 5) ÷ 8)20: 6 × (7 - 8 + 5)
21: 6 × ((7 - 8) + 5)22: 6 × (7 - (8 - 5))23: 6 × (8 ÷ (7 - 5))24: 6 × 8 ÷(7 - 5)
25: (6 × 8) ÷ (7 - 5)26: (7 + 5 - 8) × 6
27: ((7 + 5) - 8) × 628: (7 + (5 - 8)) × 629: (7 + 5) × (8 - 6)30: (7 - 8 + 5) × 6
31: ((7 - 8) + 5) × 632: (7 - (8 - 5)) × 633:
(8 - 6) × (5 + 7)34: (8 - 6) × (7 + 5)35: 8 × (6 ÷ (7 - 5))36:
8 × 6 ÷(7 - 5)
37: (8 × 6) ÷ (7 - 5)38: (8 ÷ (7 - 5)) × 639: 8 ÷ (7 - 5) × 6
40: 8 ÷ ((7 - 5) ÷ 6)
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