用3 4 2 6这些数字如何等于21

用3 4 2 6这些数字如何等于21
用3 4 2 6这些数字如何等于21

用3 4 2 6这些数字如何等于21
(3+4)×6÷2=21

(3+4)(6/2)

6÷2=3
3+4=7
3×7=21

3加4的和乘以6除以2的商

6/2X(3+4)=21

3*(6/2+4)=21

三加4乘六除2

1: (3 × (4 + 2)) + 6
2: 3 × (4 + 2) + 6
3: 3 × 4 + 2 × 6
4: (3 × 4) + 2 × 6
5: 3 × 4 +(2 × 6)
6: (3 × 4) + (2 × 6)
7: 3 × (4 - 2 + 6)
8: 3 × ((4 - 2) + 6)
9: 3...

全部展开

1: (3 × (4 + 2)) + 6
2: 3 × (4 + 2) + 6
3: 3 × 4 + 2 × 6
4: (3 × 4) + 2 × 6
5: 3 × 4 +(2 × 6)
6: (3 × 4) + (2 × 6)
7: 3 × (4 - 2 + 6)
8: 3 × ((4 - 2) + 6)
9: 3 × (4 - (2 - 6))
10: 3 × (4 ÷ 2 + 6)
11: 3 × ((4 ÷ 2) + 6)
12: 3 × (4 + 6 - 2)
13: 3 × ((4 + 6) - 2)
14: 3 × (4 + (6 - 2))
15: 3 × 4 + 6 × 2
16: (3 × 4) + 6 × 2
17: 3 × 4 +(6 × 2)
18: (3 × 4) + (6 × 2)
19: (3 - 2) × 4 × 6
20: ((3 - 2) × 4) × 6
21: (3 - 2) × (4 × 6)
22: (3 × (2 + 4)) + 6
23: 3 × (2 + 4) + 6
24: (3 - 2) × 6 × 4
25: ((3 - 2) × 6) × 4
26: (3 - 2) × (6 × 4)
27: 3 × (2 × 6 - 4)
28: 3 × ((2 × 6) - 4)
29: 3 × 6 + 4 + 2
30: (3 × 6) + 4 + 2
31: (3 × 6 + 4) + 2
32: ((3 × 6) + 4) + 2
33: 3 × 6 +(4 + 2)
34: (3 × 6) + (4 + 2)
35: 3 × (6 + 4 - 2)
36: 3 × ((6 + 4) - 2)
37: 3 × (6 + (4 - 2))
38: 3 × (6 + 4 ÷ 2)
39: 3 × (6 + (4 ÷ 2))
40: (3 + 6 ÷ 2) × 4
41: (3 + (6 ÷ 2)) × 4
42: 3 × 6 + 2 + 4
43: (3 × 6) + 2 + 4
44: (3 × 6 + 2) + 4
45: ((3 × 6) + 2) + 4
46: 3 × 6 +(2 + 4)
47: (3 × 6) + (2 + 4)
48: 3 × (6 - 2 + 4)
49: 3 × ((6 - 2) + 4)
50: 3 × (6 - (2 - 4))
51: 3 × (6 × 2 - 4)
52: 3 × ((6 × 2) - 4)
53: 4 × 3 + 2 × 6
54: (4 × 3) + 2 × 6
55: 4 × 3 +(2 × 6)
56: (4 × 3) + (2 × 6)
57: (4 × (3 - 2)) × 6
58: 4 × (3 - 2) × 6
59: 4 × ((3 - 2) × 6)
60: (4 ÷ (3 - 2)) × 6
61: 4 ÷ (3 - 2) × 6
62: 4 ÷ ((3 - 2) ÷ 6)
63: 4 + 3 × 6 + 2
64: (4 + 3 × 6) + 2
65: (4 + (3 × 6)) + 2
66: 4 + (3 × 6) + 2
67: 4 + (3 × 6 + 2)
68: 4 + ((3 × 6) + 2)
69: 4 × 3 + 6 × 2
70: (4 × 3) + 6 × 2
71: 4 × 3 +(6 × 2)
72: (4 × 3) + (6 × 2)
73: 4 × (3 + 6 ÷ 2)
74: 4 × (3 + (6 ÷ 2))
75: 4 + 2 + 3 × 6
76: (4 + 2) + 3 × 6
77: 4 + (2 + 3 × 6)
78: 4 + (2 + (3 × 6))
79: 4 + 2 +(3 × 6)
80: (4 + 2) + (3 × 6)
81: (4 + 2) × 3 + 6
82: ((4 + 2) × 3) + 6
83: 4 + 2 + 6 × 3
84: (4 + 2) + 6 × 3
85: 4 + (2 + 6 × 3)
86: 4 + (2 + (6 × 3))
87: 4 + 2 +(6 × 3)
88: (4 + 2) + (6 × 3)
89: (4 - 2 + 6) × 3
90: ((4 - 2) + 6) × 3
91: (4 - (2 - 6)) × 3
92: 4 × (2 × (6 - 3))
93: 4 × 2 ×(6 - 3)
94: (4 × 2) × (6 - 3)
95: (4 ÷ 2 + 6) × 3
96: ((4 ÷ 2) + 6) × 3
97: 4 + 6 × 3 + 2
98: (4 + 6 × 3) + 2
99: (4 + (6 × 3)) + 2
100: 4 + (6 × 3) + 2
101: 4 + (6 × 3 + 2)
102: 4 + ((6 × 3) + 2)
103: (4 × (6 - 3)) × 2
104: 4 × (6 - 3) × 2
105: 4 × ((6 - 3) × 2)
106: 4 × (6 × (3 - 2))
107: 4 × 6 ×(3 - 2)
108: (4 × 6) × (3 - 2)
109: 4 × (6 ÷ (3 - 2))
110: 4 × 6 ÷(3 - 2)
111: (4 × 6) ÷ (3 - 2)
112: (4 + 6 - 2) × 3
113: ((4 + 6) - 2) × 3
114: (4 + (6 - 2)) × 3
115: 4 × (6 ÷ 2 + 3)
116: 4 × ((6 ÷ 2) + 3)
117: 2 + 3 × 6 + 4
118: (2 + 3 × 6) + 4
119: (2 + (3 × 6)) + 4
120: 2 + (3 × 6) + 4
121: 2 + (3 × 6 + 4)
122: 2 + ((3 × 6) + 4)
123: 2 + 4 + 3 × 6
124: (2 + 4) + 3 × 6
125: 2 + (4 + 3 × 6)
126: 2 + (4 + (3 × 6))
127: 2 + 4 +(3 × 6)
128: (2 + 4) + (3 × 6)
129: (2 + 4) × 3 + 6
130: ((2 + 4) × 3) + 6
131: 2 + 4 + 6 × 3
132: (2 + 4) + 6 × 3
133: 2 + (4 + 6 × 3)
134: 2 + (4 + (6 × 3))
135: 2 + 4 +(6 × 3)
136: (2 + 4) + (6 × 3)
137: 2 × (4 × (6 - 3))
138: 2 × 4 ×(6 - 3)
139: (2 × 4) × (6 - 3)
140: 2 + 6 × 3 + 4
141: (2 + 6 × 3) + 4
142: (2 + (6 × 3)) + 4
143: 2 + (6 × 3) + 4
144: 2 + (6 × 3 + 4)
145: 2 + ((6 × 3) + 4)
146: 2 × 6 + 3 × 4
147: (2 × 6) + 3 × 4
148: 2 × 6 +(3 × 4)
149: (2 × 6) + (3 × 4)
150: (2 × (6 - 3)) × 4
151: 2 × (6 - 3) × 4
152: 2 × ((6 - 3) × 4)
153: 2 × 6 + 4 × 3
154: (2 × 6) + 4 × 3
155: 2 × 6 +(4 × 3)
156: (2 × 6) + (4 × 3)
157: (2 × 6 - 4) × 3
158: ((2 × 6) - 4) × 3
159: 6 + (3 × (4 + 2))
160: 6 + 3 ×(4 + 2)
161: (6 - 3) × 4 × 2
162: ((6 - 3) × 4) × 2
163: (6 - 3) × (4 × 2)
164: 6 × 3 + 4 + 2
165: (6 × 3) + 4 + 2
166: (6 × 3 + 4) + 2
167: ((6 × 3) + 4) + 2
168: 6 × 3 +(4 + 2)
169: (6 × 3) + (4 + 2)
170: 6 + (3 × (2 + 4))
171: 6 + 3 ×(2 + 4)
172: (6 - 3) × 2 × 4
173: ((6 - 3) × 2) × 4
174: (6 - 3) × (2 × 4)
175: 6 × 3 + 2 + 4
176: (6 × 3) + 2 + 4
177: (6 × 3 + 2) + 4
178: ((6 × 3) + 2) + 4
179: 6 × 3 +(2 + 4)
180: (6 × 3) + (2 + 4)
181: (6 × (3 - 2)) × 4
182: 6 × (3 - 2) × 4
183: 6 × ((3 - 2) × 4)
184: (6 ÷ (3 - 2)) × 4
185: 6 ÷ (3 - 2) × 4
186: 6 ÷ ((3 - 2) ÷ 4)
187: 6 × (4 × (3 - 2))
188: 6 × 4 ×(3 - 2)
189: (6 × 4) × (3 - 2)
190: 6 × (4 ÷ (3 - 2))
191: 6 × 4 ÷(3 - 2)
192: (6 × 4) ÷ (3 - 2)
193: 6 + (4 + 2) × 3
194: 6 + ((4 + 2) × 3)
195: (6 + 4 - 2) × 3
196: ((6 + 4) - 2) × 3
197: (6 + (4 - 2)) × 3
198: (6 + 4 ÷ 2) × 3
199: (6 + (4 ÷ 2)) × 3
200: 6 × 2 + 3 × 4
201: (6 × 2) + 3 × 4
202: 6 × 2 +(3 × 4)
203: (6 × 2) + (3 × 4)
204: (6 ÷ 2 + 3) × 4
205: ((6 ÷ 2) + 3) × 4
206: 6 + (2 + 4) × 3
207: 6 + ((2 + 4) × 3)
208: (6 - 2 + 4) × 3
209: ((6 - 2) + 4) × 3
210: (6 - (2 - 4)) × 3
211: 6 × 2 + 4 × 3
212: (6 × 2) + 4 × 3
213: 6 × 2 +(4 × 3)
214: (6 × 2) + (4 × 3)
215: (6 × 2 - 4) × 3
216: ((6 × 2) - 4) × 3
可能有重复的，只考虑位子，没考虑重复了呵呵
将就着看把

收起

(3＋4)÷2×6；
3×42÷6；3＋24－6
没有附加约束条件，还有别的解。