用2456这几个数字运用加减乘除的方法算出24每个数字都必须只能用一次怎么算？

1. 用2456这几个数字运用加减乘除的方法算出24每个数字都必须只能用一次怎么算？

5×6-2-4=24
4×5+6-2=24

2. 用2,4,5,6，这四个数，经过运算后得24.。加，减，乘，除，括号都可以用，而且不限次数。你能算出来吗？

5x6-2-4

3. 用2、4、5、6，这四个数，经过运算后得24。加，减，乘，除，括号都可以用。而且不限次数？

5*6-（2+4）=24    记得采纳

4. 用6，2，4，3四个数算24，有几种算法？允许用加减乘除和括号，每个数只能用1次

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

5. 用2356这四个数经过加减乘除运算可以加括号使结果为24你有几种办法试一试写下？

5×6-2×3=24
(5-3+2)×6=24
(5-3)×2×6=24
(3+5)×6÷2=24

6. 用2，4，5，6这四个数，经过运算后得24。加，减，乘，除，括号都可以用，而且不限次数，你能算出来

4*5+6-2=24
5*6-4-2=24
2*(4+5)+6=24
5*(6-2)+4=24

7. 用2,4,5,6，这4个数，经过运算后得24.加，减，乘，除，括号都可以用。而且不限次数，你能写出几组？

1:(6-2)×5+4 
2:(5×4+6)-2 
3:(5+4)×2+6
 4:(4+2)×5-6 
5:6×5-(4+2)

8. 用2468这四个数组成一个算式,经过运算结果是24,加减乘除的运算符号都可以使用,不限次数

6除（4-2)*8
8除（4-2）X6