1樓：匿名使用者
1: (1 + 2 + 3) × 4
2: ((1 + 2) + 3) × 43: (1 + (2 + 3)) × 44: 1 × 2 × 3 × 4
5: (1 × 2) × 3 × 4
6: (1 × 2 × 3) × 4
7: ((1 × 2) × 3) × 48: (1 × (2 × 3)) × 49: 1 × (2 × 3) × 4
10: 1 × (2 × 3 × 4)
11: 1 × ((2 × 3) × 4)12: 1 × (2 × (3 × 4))13: 1 × 2 ×(3 × 4)
14: (1 × 2) × (3 × 4)15: 1 × 2 × 4 × 3
16: (1 × 2) × 4 × 3
17: (1 × 2 × 4) × 3
18: ((1 × 2) × 4) × 319: (1 × (2 × 4)) × 320: 1 × (2 × 4) × 3
21: 1 × (2 × 4 × 3)
22: 1 × ((2 × 4) × 3)23: 1 × (2 × (4 × 3))24: 1 × 2 ×(4 × 3)
25: (1 × 2) × (4 × 3)26: (1 + 3 + 2) × 4
27: ((1 + 3) + 2) × 428: (1 + (3 + 2)) × 429: (1 + 3) × (2 + 4)30: 1 × 3 × 2 × 4
31: (1 × 3) × 2 × 4
32: (1 × 3 × 2) × 4
33: ((1 × 3) × 2) × 434: (1 × (3 × 2)) × 435: 1 × (3 × 2) × 4
36: 1 × (3 × 2 × 4)
37: 1 × ((3 × 2) × 4)38: 1 × (3 × (2 × 4))39: 1 × 3 ×(2 × 4)
40: (1 × 3) × (2 × 4)41: (1 + 3) × (4 + 2)42: 1 × 3 × 4 × 2
43: (1 × 3) × 4 × 2
44: (1 × 3 × 4) × 2
45: ((1 × 3) × 4) × 246: (1 × (3 × 4)) × 247: 1 × (3 × 4) × 2
48: 1 × (3 × 4 × 2)
49: 1 × ((3 × 4) × 2)50: 1 × (3 × (4 × 2))51: 1 × 3 ×(4 × 2)
52: (1 × 3) × (4 × 2)53: 1 × 4 × 2 × 3
54: (1 × 4) × 2 × 3
55: (1 × 4 × 2) × 3
56: ((1 × 4) × 2) × 357: (1 × (4 × 2)) × 358: 1 × (4 × 2) × 3
59: 1 × (4 × 2 × 3)
60: 1 × ((4 × 2) × 3)61: 1 × (4 × (2 × 3))62: 1 × 4 ×(2 × 3)
63: (1 × 4) × (2 × 3)64: 1 × 4 × 3 × 2
65: (1 × 4) × 3 × 2
66: (1 × 4 × 3) × 2
67: ((1 × 4) × 3) × 268: (1 × (4 × 3)) × 269: 1 × (4 × 3) × 2
70: 1 × (4 × 3 × 2)
71: 1 × ((4 × 3) × 2)72: 1 × (4 × (3 × 2))73: 1 × 4 ×(3 × 2)
74: (1 × 4) × (3 × 2)75: (2 + 1 + 3) × 4
76: ((2 + 1) + 3) × 477: (2 + (1 + 3)) × 478: 2 × 1 × 3 × 4
79: (2 × 1) × 3 × 4
80: (2 × 1 × 3) × 4
81: ((2 × 1) × 3) × 482: (2 × (1 × 3)) × 483: 2 × (1 × 3) × 4
84: 2 × (1 × 3 × 4)
85: 2 × ((1 × 3) × 4)86: 2 × (1 × (3 × 4))87: 2 × 1 ×(3 × 4)
88: (2 × 1) × (3 × 4)89: 2 ÷ 1 × 3 × 4
90: (2 ÷ 1) × 3 × 4
91: (2 ÷ 1 × 3) × 4
92: ((2 ÷ 1) × 3) × 493: 2 ÷ 1 ×(3 × 4)
94: (2 ÷ 1) × (3 × 4)95: (2 ÷ (1 ÷ 3)) × 496: 2 ÷ (1 ÷ 3) × 4
97: 2 ÷ (1 ÷ (3 × 4))98: 2 ÷ (1 ÷ 3 ÷ 4)
99: 2 ÷ ((1 ÷ 3) ÷ 4)100: 2 × 1 × 4 × 3
101: (2 × 1) × 4 × 3102: (2 × 1 × 4) × 3103:
((2 × 1) × 4) × 3104: (2 × (1 × 4)) × 3105: 2 × (1 × 4) × 3106:
2 × (1 × 4 × 3)107: 2 × ((1 × 4) × 3)108: 2 × (1 × (4 × 3))109:
2 × 1 ×(4 × 3)
110: (2 × 1) × (4 × 3)111: 2 ÷ 1 × 4 × 3
112: (2 ÷ 1) × 4 × 3113: (2 ÷ 1 × 4) × 3114: ((2 ÷ 1) × 4) × 3115: 2 ÷ 1 ×(4 × 3)
116: (2 ÷ 1) × (4 × 3)117: (2 ÷ (1 ÷ 4)) × 3118:
2 ÷ (1 ÷ 4) × 3119: 2 ÷ (1 ÷ (4 × 3))120: 2 ÷ (1 ÷ 4 ÷ 3)121:
2 ÷ ((1 ÷ 4) ÷ 3)122: (2 + 3 + 1) × 4123: ((2 + 3) + 1) × 4124:
(2 + (3 + 1)) × 4125: 2 × 3 × 1 × 4
126: (2 × 3) × 1 × 4127: (2 × 3 × 1) × 4128:
((2 × 3) × 1) × 4129: (2 × (3 × 1)) × 4130: 2 × (3 × 1) × 4131:
2 × (3 × 1 × 4)132: 2 × ((3 × 1) × 4)133: 2 × (3 × (1 × 4))134:
2 × 3 ×(1 × 4)
135: (2 × 3) × (1 × 4)136: 2 × 3 ÷ 1 × 4
137: (2 × 3) ÷ 1 × 4138: (2 × 3 ÷ 1) × 4139:
((2 × 3) ÷ 1) × 4140: (2 × (3 ÷ 1)) × 4141: 2 × (3 ÷ 1) × 4142:
2 × (3 ÷ 1 × 4)143: 2 × ((3 ÷ 1) × 4)144: 2 × (3 ÷ (1 ÷ 4))145:
2 × 3 ÷(1 ÷ 4)
146: (2 × 3) ÷ (1 ÷ 4)147: 2 × 3 × 4 × 1
148: (2 × 3) × 4 × 1149: (2 × 3 × 4) × 1150:
((2 × 3) × 4) × 1151: (2 × (3 × 4)) × 1152: 2 × (3 × 4) × 1153:
2 × (3 × 4 × 1)154: 2 × ((3 × 4) × 1)155: 2 × (3 × (4 × 1))156:
2 × 3 ×(4 × 1)
157: (2 × 3) × (4 × 1)158: 2 × 3 × 4 ÷ 1
159: (2 × 3) × 4 ÷ 1160: (2 × 3 × 4) ÷ 1161:
((2 × 3) × 4) ÷ 1162: (2 × (3 × 4)) ÷ 1163: 2 × (3 × 4) ÷ 1164:
2 × (3 × 4 ÷ 1)165: 2 × ((3 × 4) ÷ 1)166: 2 × (3 × (4 ÷ 1))167:
2 × 3 ×(4 ÷ 1)
168: (2 × 3) × (4 ÷ 1)169: (2 + 4) × (1 + 3)170: 2 × 4 × 1 × 3
171: (2 × 4) × 1 × 3172: (2 × 4 × 1) × 3173:
((2 × 4) × 1) × 3174: (2 × (4 × 1)) × 3175: 2 × (4 × 1) × 3176:
2 × (4 × 1 × 3)177: 2 × ((4 × 1) × 3)178: 2 × (4 × (1 × 3))179:
2 × 4 ×(1 × 3)
180: (2 × 4) × (1 × 3)181: 2 × 4 ÷ 1 × 3
182: (2 × 4) ÷ 1 × 3183: (2 × 4 ÷ 1) × 3184:
((2 × 4) ÷ 1) × 3185: (2 × (4 ÷ 1)) × 3186: 2 × (4 ÷ 1) × 3187:
2 × (4 ÷ 1 × 3)188: 2 × ((4 ÷ 1) × 3)189: 2 × (4 ÷ (1 ÷ 3))190:
2 × 4 ÷(1 ÷ 3)
191: (2 × 4) ÷ (1 ÷ 3)192: (2 + 4) × (3 + 1)193: 2 × 4 × 3 × 1
194: (2 × 4) × 3 × 1195: (2 × 4 × 3) × 1196:
((2 × 4) × 3) × 1197: (2 × (4 × 3)) × 1198: 2 × (4 × 3) × 1199:
2 × (4 × 3 × 1)200: 2 × ((4 × 3) × 1)201: 2 × (4 × (3 × 1))202:
2 × 4 ×(3 × 1)
203: (2 × 4) × (3 × 1)204: 2 × 4 × 3 ÷ 1
205: (2 × 4) × 3 ÷ 1206: (2 × 4 × 3) ÷ 1207:
((2 × 4) × 3) ÷ 1208: (2 × (4 × 3)) ÷ 1209: 2 × (4 × 3) ÷ 1210:
2 × (4 × 3 ÷ 1)211: 2 × ((4 × 3) ÷ 1)212: 2 × (4 × (3 ÷ 1))213:
2 × 4 ×(3 ÷ 1)
214: (2 × 4) × (3 ÷ 1)215: (3 + 1 + 2) × 4216:
((3 + 1) + 2) × 4217: (3 + (1 + 2)) × 4218: (3 + 1) × (2 + 4)219:
3 × 1 × 2 × 4
220: (3 × 1) × 2 × 4221: (3 × 1 × 2) × 4222:
((3 × 1) × 2) × 4223: (3 × (1 × 2)) × 4224: 3 × (1 × 2) × 4225:
3 × (1 × 2 × 4)226: 3 × ((1 × 2) × 4)227: 3 × (1 × (2 × 4))228:
3 × 1 ×(2 × 4)
229: (3 × 1) × (2 × 4)230: 3 ÷ 1 × 2 × 4
231: (3 ÷ 1) × 2 × 4232: (3 ÷ 1 × 2) × 4233: ((3 ÷ 1) × 2) × 4234: 3 ÷ 1 ×(2 × 4)
235: (3 ÷ 1) × (2 × 4)236: (3 ÷ (1 ÷ 2)) × 4237:
3 ÷ (1 ÷ 2) × 4238: 3 ÷ (1 ÷ (2 × 4))239: 3 ÷ (1 ÷ 2 ÷ 4)240:
3 ÷ ((1 ÷ 2) ÷ 4)241: (3 + 1) × (4 + 2)242: 3 × 1 × 4 × 2
243: (3 × 1) × 4 × 2244: (3 × 1 × 4) × 2245:
((3 × 1) × 4) × 2246: (3 × (1 × 4)) × 2247: 3 × (1 × 4) × 2248:
3 × (1 × 4 × 2)249: 3 × ((1 × 4) × 2)250: 3 × (1 × (4 × 2))251:
3 × 1 ×(4 × 2)
252: (3 × 1) × (4 × 2)253: 3 ÷ 1 × 4 × 2
254: (3 ÷ 1) × 4 × 2255: (3 ÷ 1 × 4) × 2256: ((3 ÷ 1) × 4) × 2257: 3 ÷ 1 ×(4 × 2)
258: (3 ÷ 1) × (4 × 2)259: (3 ÷ (1 ÷ 4)) × 2260:
3 ÷ (1 ÷ 4) × 2261: 3 ÷ (1 ÷ (4 × 2))262: 3 ÷ (1 ÷ 4 ÷ 2)263:
3 ÷ ((1 ÷ 4) ÷ 2)264: (3 + 2 + 1) × 4265: ((3 + 2) + 1) × 4266:
(3 + (2 + 1)) × 4267: 3 × 2 × 1 × 4
268: (3 × 2) × 1 × 4269: (3 × 2 × 1) × 4270:
((3 × 2) × 1) × 4271: (3 × (2 × 1)) × 4272: 3 × (2 × 1) × 4273:
3 × (2 × 1 × 4)274: 3 × ((2 × 1) × 4)275: 3 × (2 × (1 × 4))276:
3 × 2 ×(1 × 4)
277: (3 × 2) × (1 × 4)278: 3 × 2 ÷ 1 × 4
279: (3 × 2) ÷ 1 × 4280: (3 × 2 ÷ 1) × 4281:
((3 × 2) ÷ 1) × 4282: (3 × (2 ÷ 1)) × 4283: 3 × (2 ÷ 1) × 4284:
3 × (2 ÷ 1 × 4)285: 3 × ((2 ÷ 1) × 4)286: 3 × (2 ÷ (1 ÷ 4))287:
3 × 2 ÷(1 ÷ 4)
288: (3 × 2) ÷ (1 ÷ 4)289: 3 × 2 × 4 × 1
290: (3 × 2) × 4 × 1291: (3 × 2 × 4) × 1292:
((3 × 2) × 4) × 1293: (3 × (2 × 4)) × 1294: 3 × (2 × 4) × 1295:
3 × (2 × 4 × 1)296: 3 × ((2 × 4) × 1)297: 3 × (2 × (4 × 1))298:
3 × 2 ×(4 × 1)
299: (3 × 2) × (4 × 1)300: 3 × 2 × 4 ÷ 1
301: (3 × 2) × 4 ÷ 1302: (3 × 2 × 4) ÷ 1303:
((3 × 2) × 4) ÷ 1304: (3 × (2 × 4)) ÷ 1305: 3 × (2 × 4) ÷ 1306:
3 × (2 × 4 ÷ 1)307: 3 × ((2 × 4) ÷ 1)308: 3 × (2 × (4 ÷ 1))309:
3 × 2 ×(4 ÷ 1)
310: (3 × 2) × (4 ÷ 1)311: 3 × 4 × 1 × 2
312: (3 × 4) × 1 × 2313: (3 × 4 × 1) × 2314:
((3 × 4) × 1) × 2315: (3 × (4 × 1)) × 2316: 3 × (4 × 1) × 2317:
3 × (4 × 1 × 2)318: 3 × ((4 × 1) × 2)319: 3 × (4 × (1 × 2))320:
3 × 4 ×(1 × 2)
321: (3 × 4) × (1 × 2)322: 3 × 4 ÷ 1 × 2
323: (3 × 4) ÷ 1 × 2324: (3 × 4 ÷ 1) × 2325:
((3 × 4) ÷ 1) × 2326: (3 × (4 ÷ 1)) × 2327: 3 × (4 ÷ 1) × 2328:
3 × (4 ÷ 1 × 2)329: 3 × ((4 ÷ 1) × 2)330: 3 × (4 ÷ (1 ÷ 2))331:
3 × 4 ÷(1 ÷ 2)
332: (3 × 4) ÷ (1 ÷ 2)333: 3 × 4 × 2 × 1
334: (3 × 4) × 2 × 1335: (3 × 4 × 2) × 1336:
((3 × 4) × 2) × 1337: (3 × (4 × 2)) × 1338: 3 × (4 × 2) × 1339:
3 × (4 × 2 × 1)340: 3 × ((4 × 2) × 1)341: 3 × (4 × (2 × 1))342:
3 × 4 ×(2 × 1)
343: (3 × 4) × (2 × 1)344: 3 × 4 × 2 ÷ 1
345: (3 × 4) × 2 ÷ 1346: (3 × 4 × 2) ÷ 1347:
((3 × 4) × 2) ÷ 1348: (3 × (4 × 2)) ÷ 1349: 3 × (4 × 2) ÷ 1350:
3 × (4 × 2 ÷ 1)351: 3 × ((4 × 2) ÷ 1)352: 3 × (4 × (2 ÷ 1))353:
3 × 4 ×(2 ÷ 1)
354: (3 × 4) × (2 ÷ 1)355: 4 × (1 + 2 + 3)356:
4 × ((1 + 2) + 3)357: 4 × (1 + (2 + 3))358: 4 × 1 × 2 × 3
359: (4 × 1) × 2 × 3360: (4 × 1 × 2) × 3361:
((4 × 1) × 2) × 3362: (4 × (1 × 2)) × 3363: 4 × (1 × 2) × 3364:
4 × (1 × 2 × 3)365: 4 × ((1 × 2) × 3)366: 4 × (1 × (2 × 3))367:
4 × 1 ×(2 × 3)
368: (4 × 1) × (2 × 3)369: 4 ÷ 1 × 2 × 3
370: (4 ÷ 1) × 2 × 3371: (4 ÷ 1 × 2) × 3372: ((4 ÷ 1) × 2) × 3373: 4 ÷ 1 ×(2 × 3)
374: (4 ÷ 1) × (2 × 3)375: (4 ÷ (1 ÷ 2)) × 3376:
4 ÷ (1 ÷ 2) × 3377: 4 ÷ (1 ÷ (2 × 3))378: 4 ÷ (1 ÷ 2 ÷ 3)379:
4 ÷ ((1 ÷ 2) ÷ 3)380: 4 × (1 + 3 + 2)381: 4 × ((1 + 3) + 2)382:
4 × (1 + (3 + 2))383: 4 × 1 × 3 × 2
384: (4 × 1) × 3 × 2385: (4 × 1 × 3) × 2386:
((4 × 1) × 3) × 2387: (4 × (1 × 3)) × 2388: 4 × (1 × 3) × 2389:
4 × (1 × 3 × 2)390: 4 × ((1 × 3) × 2)391: 4 × (1 × (3 × 2))392:
4 × 1 ×(3 × 2)
393: (4 × 1) × (3 × 2)394: 4 ÷ 1 × 3 × 2
395: (4 ÷ 1) × 3 × 2396: (4 ÷ 1 × 3) × 2397: ((4 ÷ 1) × 3) × 2398: 4 ÷ 1 ×(3 × 2)
399: (4 ÷ 1) × (3 × 2)400: (4 ÷ (1 ÷ 3)) × 2401:
4 ÷ (1 ÷ 3) × 2402: 4 ÷ (1 ÷ (3 × 2))403: 4 ÷ (1 ÷ 3 ÷ 2)404:
4 ÷ ((1 ÷ 3) ÷ 2)405: (4 + 2) × (1 + 3)406: 4 × (2 + 1 + 3)407:
4 × ((2 + 1) + 3)408: 4 × (2 + (1 + 3))409: 4 × 2 × 1 × 3
410: (4 × 2) × 1 × 3411: (4 × 2 × 1) × 3412:
((4 × 2) × 1) × 3413: (4 × (2 × 1)) × 3414: 4 × (2 × 1) × 3415:
4 × (2 × 1 × 3)416: 4 × ((2 × 1) × 3)417: 4 × (2 × (1 × 3))418:
4 × 2 ×(1 × 3)
419: (4 × 2) × (1 × 3)420: 4 × 2 ÷ 1 × 3
421: (4 × 2) ÷ 1 × 3422: (4 × 2 ÷ 1) × 3423:
((4 × 2) ÷ 1) × 3424: (4 × (2 ÷ 1)) × 3425: 4 × (2 ÷ 1) × 3426:
4 × (2 ÷ 1 × 3)427: 4 × ((2 ÷ 1) × 3)428: 4 × (2 ÷ (1 ÷ 3))429:
4 × 2 ÷(1 ÷ 3)
430: (4 × 2) ÷ (1 ÷ 3)431: (4 + 2) × (3 + 1)432:
4 × (2 + 3 + 1)433: 4 × ((2 + 3) + 1)434: 4 × (2 + (3 + 1))435:
4 × 2 × 3 × 1
436: (4 × 2) × 3 × 1437: (4 × 2 × 3) × 1438:
((4 × 2) × 3) × 1439: (4 × (2 × 3)) × 1440: 4 × (2 × 3) × 1441:
4 × (2 × 3 × 1)442: 4 × ((2 × 3) × 1)443: 4 × (2 × (3 × 1))444:
4 × 2 ×(3 × 1)
445: (4 × 2) × (3 × 1)446: 4 × 2 × 3 ÷ 1
447: (4 × 2) × 3 ÷ 1448: (4 × 2 × 3) ÷ 1449:
((4 × 2) × 3) ÷ 1450: (4 × (2 × 3)) ÷ 1451: 4 × (2 × 3) ÷ 1452:
4 × (2 × 3 ÷ 1)453: 4 × ((2 × 3) ÷ 1)454: 4 × (2 × (3 ÷ 1))455:
4 × 2 ×(3 ÷ 1)
456: (4 × 2) × (3 ÷ 1)457: 4 × (3 + 1 + 2)458:
4 × ((3 + 1) + 2)459: 4 × (3 + (1 + 2))460: 4 × 3 × 1 × 2
461: (4 × 3) × 1 × 2462: (4 × 3 × 1) × 2463:
((4 × 3) × 1) × 2464: (4 × (3 × 1)) × 2465: 4 × (3 × 1) × 2466:
4 × (3 × 1 × 2)467: 4 × ((3 × 1) × 2)468: 4 × (3 × (1 × 2))469:
4 × 3 ×(1 × 2)
470: (4 × 3) × (1 × 2)471: 4 × 3 ÷ 1 × 2
472: (4 × 3) ÷ 1 × 2473: (4 × 3 ÷ 1) × 2474:
((4 × 3) ÷ 1) × 2475: (4 × (3 ÷ 1)) × 2476: 4 × (3 ÷ 1) × 2477:
4 × (3 ÷ 1 × 2)478: 4 × ((3 ÷ 1) × 2)479: 4 × (3 ÷ (1 ÷ 2))480:
4 × 3 ÷(1 ÷ 2)
481: (4 × 3) ÷ (1 ÷ 2)482: 4 × (3 + 2 + 1)483:
4 × ((3 + 2) + 1)484: 4 × (3 + (2 + 1))485: 4 × 3 × 2 × 1
486: (4 × 3) × 2 × 1487: (4 × 3 × 2) × 1488:
((4 × 3) × 2) × 1489: (4 × (3 × 2)) × 1490: 4 × (3 × 2) × 1491:
4 × (3 × 2 × 1)492: 4 × ((3 × 2) × 1)493: 4 × (3 × (2 × 1))494:
4 × 3 ×(2 × 1)
495: (4 × 3) × (2 × 1)496: 4 × 3 × 2 ÷ 1
497: (4 × 3) × 2 ÷ 1498: (4 × 3 × 2) ÷ 1499:
((4 × 3) × 2) ÷ 1500: (4 × (3 × 2)) ÷ 1501: 4 × (3 × 2) ÷ 1502:
4 × (3 × 2 ÷ 1)503: 4 × ((3 × 2) ÷ 1)504: 4 × (3 × (2 ÷ 1))505:
4 × 3 ×(2 ÷ 1)
506: (4 × 3) × (2 ÷ 1)
33332在括號填上加減乘除
在括號填上加減乘除符號，使算式 3 3 3 3 2。應該這樣填 3 3 3 3 2 3 3 3 3 2 3 3 3 3 2，對嗎，提個這個，不知道哎 3 3 3 3 4 在括號填上加減乘除 3 3 3 3 4，望採納 3 3 3 3 4 3 3 3 3 3 1中間填上加減乘除，運算不得加括號。求助！...
4用上加減乘除括號等於1 2 3 4 5
4 4 4 4 1 4 4 4 4 2 4 4 4 4 3 4 4 4 4 4 4 4 4 4 5 4 4 4 4 6 4 4 4 4 7 4 4 4 4 8 4 4 4 4 9 4 4 4 4 1 4 4 4 4 2 4 4 4 4 3 4 4 x4 4 4 4x4 4 4 5 4 4 4 4 6...
5用加減乘除四種方法（可以用括號，但加減乘除只可以用一次），結果等於
提供兩個答案 5 5 5 5 5 24 5 5 5 5 5 24 若加減乘除只允許用一次，將無法辦到。如果允許用乘方，有乙個答案如下 5 5 5 5 5 24 5 5 5 5 5 24,5表示5次方 5 5 5 0.2 5 0.2 4.8 4.8 5 24 5個5，怎樣用加減乘除括號之類的，讓結果等...