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将下列四个自然数用四则运算符号连成一个综合算式,使结果是24(可交换位置,加括号,一个数用一次)2.3.5
7.列式4.5.7.8..列式
人气:438 ℃ 时间:2019-07-22 12:43:08
解答
1:2 + 3 × 5 + 7
2:(2 + 3 × 5) + 7
3:(2 + (3 × 5)) + 7
4:2 + (3 × 5) + 7
5:2 + (3 × 5 + 7)
6:2 + ((3 × 5) + 7)
7:2 + 5 × 3 + 7
8:(2 + 5 × 3) + 7
9:(2 + (5 × 3)) + 7
10:2 + (5 × 3) + 7
11:2 + (5 × 3 + 7)
12:2 + ((5 × 3) + 7)
13:2 + 7 + 3 × 5
14:(2 + 7) + 3 × 5
15:2 + (7 + 3 × 5)
16:2 + (7 + (3 × 5))
17:2 + 7 +(3 × 5)
18:(2 + 7) + (3 × 5)
19:2 + 7 + 5 × 3
20:(2 + 7) + 5 × 3
21:2 + (7 + 5 × 3)
22:2 + (7 + (5 × 3))
23:2 + 7 +(5 × 3)
24:(2 + 7) + (5 × 3)
25:3 - (2 - 5) × 7
26:3 - ((2 - 5) × 7)
27:3 + (5 - 2) × 7
28:3 + ((5 - 2) × 7)
29:3 × 5 + 2 + 7
30:(3 × 5) + 2 + 7
31:(3 × 5 + 2) + 7
32:((3 × 5) + 2) + 7
33:3 × 5 +(2 + 7)
34:(3 × 5) + (2 + 7)
35:3 × 5 + 7 + 2
36:(3 × 5) + 7 + 2
37:(3 × 5 + 7) + 2
38:((3 × 5) + 7) + 2
39:3 × 5 +(7 + 2)
40:(3 × 5) + (7 + 2)
41:3 - (7 × (2 - 5))
42:3 - 7 ×(2 - 5)
43:3 × 7 - 2 + 5
44:(3 × 7) - 2 + 5
45:(3 × 7 - 2) + 5
46:((3 × 7) - 2) + 5
47:3 × 7 -(2 - 5)
48:(3 × 7) - (2 - 5)
49:3 + (7 × (5 - 2))
50:3 + 7 ×(5 - 2)
51:3 × 7 + 5 - 2
52:(3 × 7) + 5 - 2
53:(3 × 7 + 5) - 2
54:((3 × 7) + 5) - 2
55:3 × 7 +(5 - 2)
56:(3 × 7) + (5 - 2)
57:5 - 2 + 3 × 7
58:(5 - 2) + 3 × 7
59:5 - 2 +(3 × 7)
60:(5 - 2) + (3 × 7)
61:5 - (2 - 3 × 7)
62:5 - (2 - (3 × 7))
63:5 - 2 + 7 × 3
64:(5 - 2) + 7 × 3
65:5 - 2 +(7 × 3)
66:(5 - 2) + (7 × 3)
67:5 - (2 - 7 × 3)
68:5 - (2 - (7 × 3))
69:(5 - 2) × 7 + 3
70:((5 - 2) × 7) + 3
71:5 × 3 + 2 + 7
72:(5 × 3) + 2 + 7
73:(5 × 3 + 2) + 7
74:((5 × 3) + 2) + 7
75:5 × 3 +(2 + 7)
76:(5 × 3) + (2 + 7)
77:5 + 3 × 7 - 2
78:(5 + 3 × 7) - 2
79:(5 + (3 × 7)) - 2
80:5 + (3 × 7) - 2
81:5 + (3 × 7 - 2)
82:5 + ((3 × 7) - 2)
83:5 × 3 + 7 + 2
84:(5 × 3) + 7 + 2
85:(5 × 3 + 7) + 2
86:((5 × 3) + 7) + 2
87:5 × 3 +(7 + 2)
88:(5 × 3) + (7 + 2)
89:5 + 7 × 3 - 2
90:(5 + 7 × 3) - 2
91:(5 + (7 × 3)) - 2
92:5 + (7 × 3) - 2
93:5 + (7 × 3 - 2)
94:5 + ((7 × 3) - 2)
95:7 + 2 + 3 × 5
96:(7 + 2) + 3 × 5
97:7 + (2 + 3 × 5)
98:7 + (2 + (3 × 5))
99:7 + 2 +(3 × 5)
100:(7 + 2) + (3 × 5)
101:7 + 2 + 5 × 3
102:(7 + 2) + 5 × 3
103:7 + (2 + 5 × 3)
104:7 + (2 + (5 × 3))
105:7 + 2 +(5 × 3)
106:(7 + 2) + (5 × 3)
107:7 × 3 - 2 + 5
108:(7 × 3) - 2 + 5
109:(7 × 3 - 2) + 5
110:((7 × 3) - 2) + 5
111:7 × 3 -(2 - 5)
112:(7 × 3) - (2 - 5)
113:7 + 3 × 5 + 2
114:(7 + 3 × 5) + 2
115:(7 + (3 × 5)) + 2
116:7 + (3 × 5) + 2
117:7 + (3 × 5 + 2)
118:7 + ((3 × 5) + 2)
119:7 × 3 + 5 - 2
120:(7 × 3) + 5 - 2
121:(7 × 3 + 5) - 2
122:((7 × 3) + 5) - 2
123:7 × 3 +(5 - 2)
124:(7 × 3) + (5 - 2)
125:(7 × (5 - 2)) + 3
126:7 × (5 - 2) + 3
127:7 + 5 × 3 + 2
128:(7 + 5 × 3) + 2
129:(7 + (5 × 3)) + 2
130:7 + (5 × 3) + 2
131:7 + (5 × 3 + 2)
132:7 + ((5 × 3) + 2)
1:8 + 4 + 5 + 7
2:(8 + 4) + 5 + 7
3:(8 + 4 + 5) + 7
4:((8 + 4) + 5) + 7
5:(8 + (4 + 5)) + 7
6:8 + (4 + 5) + 7
7:8 + (4 + 5 + 7)
8:8 + ((4 + 5) + 7)
9:8 + (4 + (5 + 7))
10:8 + 4 +(5 + 7)
11:(8 + 4) + (5 + 7)
12:8 ÷ 4 ×(5 + 7)
13:(8 ÷ 4) × (5 + 7)
14:8 ÷ (4 ÷ (5 + 7))
15:8 + 4 + 7 + 5
16:(8 + 4) + 7 + 5
17:(8 + 4 + 7) + 5
18:((8 + 4) + 7) + 5
19:(8 + (4 + 7)) + 5
20:8 + (4 + 7) + 5
21:8 + (4 + 7 + 5)
22:8 + ((4 + 7) + 5)
23:8 + (4 + (7 + 5))
24:8 + 4 +(7 + 5)
25:(8 + 4) + (7 + 5)
26:(8 + 4) × (7 - 5)
27:8 ÷ 4 ×(7 + 5)
28:(8 ÷ 4) × (7 + 5)
29:8 ÷ (4 ÷ (7 + 5))
30:8 + 5 + 4 + 7
31:(8 + 5) + 4 + 7
32:(8 + 5 + 4) + 7
33:((8 + 5) + 4) + 7
34:(8 + (5 + 4)) + 7
35:8 + (5 + 4) + 7
36:8 + (5 + 4 + 7)
37:8 + ((5 + 4) + 7)
38:8 + (5 + (4 + 7))
39:8 + 5 +(4 + 7)
40:(8 + 5) + (4 + 7)
41:8 + 5 + 7 + 4
42:(8 + 5) + 7 + 4
43:(8 + 5 + 7) + 4
44:((8 + 5) + 7) + 4
45:(8 + (5 + 7)) + 4
46:8 + (5 + 7) + 4
47:8 + (5 + 7 + 4)
48:8 + ((5 + 7) + 4)
49:8 + (5 + (7 + 4))
50:8 + 5 +(7 + 4)
51:(8 + 5) + (7 + 4)
52:(8 + 5 - 7) × 4
53:((8 + 5) - 7) × 4
54:(8 + (5 - 7)) × 4
55:(8 × (5 + 7)) ÷ 4
56:8 × (5 + 7) ÷ 4
57:8 × ((5 + 7) ÷ 4)
58:8 + 7 + 4 + 5
59:(8 + 7) + 4 + 5
60:(8 + 7 + 4) + 5
61:((8 + 7) + 4) + 5
62:(8 + (7 + 4)) + 5
63:8 + (7 + 4) + 5
64:8 + (7 + 4 + 5)
65:8 + ((7 + 4) + 5)
66:8 + (7 + (4 + 5))
67:8 + 7 +(4 + 5)
68:(8 + 7) + (4 + 5)
69:8 + 7 + 5 + 4
70:(8 + 7) + 5 + 4
71:(8 + 7 + 5) + 4
72:((8 + 7) + 5) + 4
73:(8 + (7 + 5)) + 4
74:8 + (7 + 5) + 4
75:8 + (7 + 5 + 4)
76:8 + ((7 + 5) + 4)
77:8 + (7 + (5 + 4))
78:8 + 7 +(5 + 4)
79:(8 + 7) + (5 + 4)
80:(8 - 7 + 5) × 4
81:((8 - 7) + 5) × 4
82:(8 - (7 - 5)) × 4
83:(8 × (7 + 5)) ÷ 4
84:8 × (7 + 5) ÷ 4
85:8 × ((7 + 5) ÷ 4)
86:4 + 8 + 5 + 7
87:(4 + 8) + 5 + 7
88:(4 + 8 + 5) + 7
89:((4 + 8) + 5) + 7
90:(4 + (8 + 5)) + 7
91:4 + (8 + 5) + 7
92:4 + (8 + 5 + 7)
93:4 + ((8 + 5) + 7)
94:4 + (8 + (5 + 7))
95:4 + 8 +(5 + 7)
96:(4 + 8) + (5 + 7)
97:4 × (8 + 5 - 7)
98:4 × ((8 + 5) - 7)
99:4 × (8 + (5 - 7))
100:4 + 8 + 7 + 5
101:(4 + 8) + 7 + 5
102:(4 + 8 + 7) + 5
103:((4 + 8) + 7) + 5
104:(4 + (8 + 7)) + 5
105:4 + (8 + 7) + 5
106:4 + (8 + 7 + 5)
107:4 + ((8 + 7) + 5)
108:4 + (8 + (7 + 5))
109:4 + 8 +(7 + 5)
110:(4 + 8) + (7 + 5)
111:(4 + 8) × (7 - 5)
112:4 × (8 - 7 + 5)
113:4 × ((8 - 7) + 5)
114:4 × (8 - (7 - 5))
115:4 + 5 + 8 + 7
116:(4 + 5) + 8 + 7
117:(4 + 5 + 8) + 7
118:((4 + 5) + 8) + 7
119:(4 + (5 + 8)) + 7
120:4 + (5 + 8) + 7
121:4 + (5 + 8 + 7)
122:4 + ((5 + 8) + 7)
123:4 + (5 + (8 + 7))
124:4 + 5 +(8 + 7)
125:(4 + 5) + (8 + 7)
126:4 × (5 + 8 - 7)
127:4 × ((5 + 8) - 7)
128:4 × (5 + (8 - 7))
129:4 + 5 + 7 + 8
130:(4 + 5) + 7 + 8
131:(4 + 5 + 7) + 8
132:((4 + 5) + 7) + 8
133:(4 + (5 + 7)) + 8
134:4 + (5 + 7) + 8
135:4 + (5 + 7 + 8)
136:4 + ((5 + 7) + 8)
137:4 + (5 + (7 + 8))
138:4 + 5 +(7 + 8)
139:(4 + 5) + (7 + 8)
140:4 × (5 - 7 + 8)
141:4 × ((5 - 7) + 8)
142:4 × (5 - (7 - 8))
143:4 + 7 + 8 + 5
144:(4 + 7) + 8 + 5
145:(4 + 7 + 8) + 5
146:((4 + 7) + 8) + 5
147:(4 + (7 + 8)) + 5
148:4 + (7 + 8) + 5
149:4 + (7 + 8 + 5)
150:4 + ((7 + 8) + 5)
151:4 + (7 + (8 + 5))
152:4 + 7 +(8 + 5)
153:(4 + 7) + (8 + 5)
154:4 + 7 + 5 + 8
155:(4 + 7) + 5 + 8
156:(4 + 7 + 5) + 8
157:((4 + 7) + 5) + 8
158:(4 + (7 + 5)) + 8
159:4 + (7 + 5) + 8
160:4 + (7 + 5 + 8)
161:4 + ((7 + 5) + 8)
162:4 + (7 + (5 + 8))
163:4 + 7 +(5 + 8)
164:(4 + 7) + (5 + 8)
165:5 + 8 + 4 + 7
166:(5 + 8) + 4 + 7
167:(5 + 8 + 4) + 7
168:((5 + 8) + 4) + 7
169:(5 + (8 + 4)) + 7
170:5 + (8 + 4) + 7
171:5 + (8 + 4 + 7)
172:5 + ((8 + 4) + 7)
173:5 + (8 + (4 + 7))
174:5 + 8 +(4 + 7)
175:(5 + 8) + (4 + 7)
176:5 + 8 + 7 + 4
177:(5 + 8) + 7 + 4
178:(5 + 8 + 7) + 4
179:((5 + 8) + 7) + 4
180:(5 + (8 + 7)) + 4
181:5 + (8 + 7) + 4
182:5 + (8 + 7 + 4)
183:5 + ((8 + 7) + 4)
184:5 + (8 + (7 + 4))
185:5 + 8 +(7 + 4)
186:(5 + 8) + (7 + 4)
187:(5 + 8 - 7) × 4
188:((5 + 8) - 7) × 4
189:(5 + (8 - 7)) × 4
190:5 + 4 + 8 + 7
191:(5 + 4) + 8 + 7
192:(5 + 4 + 8) + 7
193:((5 + 4) + 8) + 7
194:(5 + (4 + 8)) + 7
195:5 + (4 + 8) + 7
196:5 + (4 + 8 + 7)
197:5 + ((4 + 8) + 7)
198:5 + (4 + (8 + 7))
199:5 + 4 +(8 + 7)
200:(5 + 4) + (8 + 7)
201:5 + 4 + 7 + 8
202:(5 + 4) + 7 + 8
203:(5 + 4 + 7) + 8
204:((5 + 4) + 7) + 8
205:(5 + (4 + 7)) + 8
206:5 + (4 + 7) + 8
207:5 + (4 + 7 + 8)
208:5 + ((4 + 7) + 8)
209:5 + (4 + (7 + 8))
210:5 + 4 +(7 + 8)
211:(5 + 4) + (7 + 8)
212:5 + 7 + 8 + 4
213:(5 + 7) + 8 + 4
214:(5 + 7 + 8) + 4
215:((5 + 7) + 8) + 4
216:(5 + (7 + 8)) + 4
217:5 + (7 + 8) + 4
218:5 + (7 + 8 + 4)
219:5 + ((7 + 8) + 4)
220:5 + (7 + (8 + 4))
221:5 + 7 +(8 + 4)
222:(5 + 7) + (8 + 4)
223:(5 + 7) × 8 ÷ 4
224:((5 + 7) × 8) ÷ 4
225:(5 + 7) × (8 ÷ 4)
226:(5 - 7 + 8) × 4
227:((5 - 7) + 8) × 4
228:(5 - (7 - 8)) × 4
229:5 + 7 + 4 + 8
230:(5 + 7) + 4 + 8
231:(5 + 7 + 4) + 8
232:((5 + 7) + 4) + 8
233:(5 + (7 + 4)) + 8
234:5 + (7 + 4) + 8
235:5 + (7 + 4 + 8)
236:5 + ((7 + 4) + 8)
237:5 + (7 + (4 + 8))
238:5 + 7 +(4 + 8)
239:(5 + 7) + (4 + 8)
240:(5 + 7) ÷ 4 × 8
241:((5 + 7) ÷ 4) × 8
242:(5 + 7) ÷ (4 ÷ 8)
243:7 + 8 + 4 + 5
244:(7 + 8) + 4 + 5
245:(7 + 8 + 4) + 5
246:((7 + 8) + 4) + 5
247:(7 + (8 + 4)) + 5
248:7 + (8 + 4) + 5
249:7 + (8 + 4 + 5)
250:7 + ((8 + 4) + 5)
251:7 + (8 + (4 + 5))
252:7 + 8 +(4 + 5)
253:(7 + 8) + (4 + 5)
254:7 + 8 + 5 + 4
255:(7 + 8) + 5 + 4
256:(7 + 8 + 5) + 4
257:((7 + 8) + 5) + 4
258:(7 + (8 + 5)) + 4
259:7 + (8 + 5) + 4
260:7 + (8 + 5 + 4)
261:7 + ((8 + 5) + 4)
262:7 + (8 + (5 + 4))
263:7 + 8 +(5 + 4)
264:(7 + 8) + (5 + 4)
265:7 + 4 + 8 + 5
266:(7 + 4) + 8 + 5
267:(7 + 4 + 8) + 5
268:((7 + 4) + 8) + 5
269:(7 + (4 + 8)) + 5
270:7 + (4 + 8) + 5
271:7 + (4 + 8 + 5)
272:7 + ((4 + 8) + 5)
273:7 + (4 + (8 + 5))
274:7 + 4 +(8 + 5)
275:(7 + 4) + (8 + 5)
276:7 + 4 + 5 + 8
277:(7 + 4) + 5 + 8
278:(7 + 4 + 5) + 8
279:((7 + 4) + 5) + 8
280:(7 + (4 + 5)) + 8
281:7 + (4 + 5) + 8
282:7 + (4 + 5 + 8)
283:7 + ((4 + 5) + 8)
284:7 + (4 + (5 + 8))
285:7 + 4 +(5 + 8)
286:(7 + 4) + (5 + 8)
287:7 + 5 + 8 + 4
288:(7 + 5) + 8 + 4
289:(7 + 5 + 8) + 4
290:((7 + 5) + 8) + 4
291:(7 + (5 + 8)) + 4
292:7 + (5 + 8) + 4
293:7 + (5 + 8 + 4)
294:7 + ((5 + 8) + 4)
295:7 + (5 + (8 + 4))
296:7 + 5 +(8 + 4)
297:(7 + 5) + (8 + 4)
298:(7 + 5) × 8 ÷ 4
299:((7 + 5) × 8) ÷ 4
300:(7 + 5) × (8 ÷ 4)
301:(7 - 5) × (8 + 4)
302:7 + 5 + 4 + 8
303:(7 + 5) + 4 + 8
304:(7 + 5 + 4) + 8
305:((7 + 5) + 4) + 8
306:(7 + (5 + 4)) + 8
307:7 + (5 + 4) + 8
308:7 + (5 + 4 + 8)
309:7 + ((5 + 4) + 8)
310:7 + (5 + (4 + 8))
311:7 + 5 +(4 + 8)
312:(7 + 5) + (4 + 8)
313:(7 + 5) ÷ 4 × 8
314:((7 + 5) ÷ 4) × 8
315:(7 + 5) ÷ (4 ÷ 8)
316:(7 - 5) × (4 + 8)
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