求算3456能否为24点四年级的 3456 怎么算24点
\u6c42\u7b973456\u80fd\u5426\u4e3a24\u70b9\u56db\u5e74\u7ea7\u76841:(3 - 4 + 5) \u00d7 6
2:((3 - 4) + 5) \u00d7 6
3:(3 - (4 - 5)) \u00d7 6
4:(3 + 5 - 4) \u00d7 6
5:((3 + 5) - 4) \u00d7 6
6:(3 + (5 - 4)) \u00d7 6
7:(5 + 3 - 4) \u00d7 6
8:((5 + 3) - 4) \u00d7 6
9:(5 + (3 - 4)) \u00d7 6
10:(5 - 4 + 3) \u00d7 6
11:((5 - 4) + 3) \u00d7 6
12:(5 - (4 - 3)) \u00d7 6
13:6 \u00d7 (3 - 4 + 5)
14:6 \u00d7 ((3 - 4) + 5)
15:6 \u00d7 (3 - (4 - 5))
16:6 \u00d7 (3 + 5 - 4)
17:6 \u00d7 ((3 + 5) - 4)
18:6 \u00d7 (3 + (5 - 4))
19:6 \u00d7 (5 + 3 - 4)
20:6 \u00d7 ((5 + 3) - 4)
21:6 \u00d7 (5 + (3 - 4))
22:6 \u00d7 (5 - 4 + 3)
23:6 \u00d7 ((5 - 4) + 3)
24:6 \u00d7 (5 - (4 - 3))
\u7b54\u6848\uff1a6\u00d7\uff085-4+3\uff09=24
\u89e3\u9898\u601d\u8def\uff1a6\u00d74=24\u8fd9\u4e2a\u5f0f\u5b50\u6c42\u89e3\uff0c\u5269\u4e0b\u76843\u30014\u30015\u8981\u51d1\u6210\u4e00\u4e2a\u65704\uff0c\u6211\u4eec\u77e5\u90533+1=4\uff0c5-1=4\u7b49\u7b49\uff0c\u4e8e\u662f\u53ef\u4ee5\u51d1\u62105-4+3=4\uff0c\u7136\u540e\u628a\u4e24\u4e2a\u5f0f\u5b50\u5408\u5230\u4e00\u8d77\u5373\u53ef\u3002
\u201c\u7b9724\u70b9\u201d\u7684\u6e38\u620f\u5185\u5bb9\u4ecb\u7ecd\uff1a
\u4e00\u526f\u724c\u4e2d\u62bd\u53bb\u5927\u5c0f\u738b\u5269\u4e0b52\u5f20\uff0c\uff08\u5982\u679c\u521d\u7ec3\u4e5f\u53ef\u53ea\u75281\uff5e10\u8fd940\u5f20\u724c\uff09\u4efb\u610f\u62bd\u53d64\u5f20\u724c\uff08\u79f0\u724c\u7ec4\uff09\uff0c\u7528\u52a0\u3001\u51cf\u3001\u4e58\u3001\u9664\uff08\u53ef\u52a0\u62ec\u53f7\uff09\u628a\u724c\u9762\u4e0a\u7684\u6570\u7b97\u621024\u3002
\u6bcf\u5f20\u724c\u5fc5\u987b\u7528\u4e00\u6b21\u4e14\u53ea\u80fd\u7528\u4e00\u6b21\uff0c\u5982\u62bd\u51fa\u7684\u724c\u662f3\u30018\u30018\u30019\uff0c\u90a3\u4e48\u7b97\u5f0f\u4e3a\uff089\u20148\uff09\u00d78\u00d73\u6216\uff089\u20148\u00f78\uff09\u00d73\u7b49\u3002
\u201c\u7b9724\u70b9\u201d\u4f5c\u4e3a\u4e00\u79cd\u6251\u514b\u724c\u667a\u529b\u6e38\u620f\uff0c\u8fd8\u5e94\u6ce8\u610f\u8ba1\u7b97\u4e2d\u7684\u6280\u5de7\u95ee\u9898\u3002\u8ba1\u7b97\u65f6\uff0c\u6211\u4eec\u4e0d\u53ef\u80fd\u628a\u724c\u9762\u4e0a\u76844\u4e2a\u6570\u7684\u4e0d\u540c\u7ec4\u5408\u5f62\u5f0f\u2014\u2014\u53bb\u8bd5\uff0c\u66f4\u4e0d\u80fd\u778e\u78b0\u4e71\u51d1\u3002
\u6269\u5c55\u8d44\u6599\uff1a
\u201c\u7b9724\u70b9\u201d\u7684\u6e38\u620f\u5185\u5bb9
\u4e00\u526f\u724c\u4e2d\u62bd\u53bb\u5927\u5c0f\u738b\u5269\u4e0b52\u5f20\uff0c\uff08\u5982\u679c\u521d\u7ec3\u4e5f\u53ef\u53ea\u75281\uff5e10\u8fd940\u5f20\u724c\uff09\u4efb\u610f\u62bd\u53d64\u5f20\u724c\uff08\u79f0\u724c\u7ec4\uff09\uff0c\u7528\u52a0\u3001\u51cf\u3001\u4e58\u3001\u9664\uff08\u53ef\u52a0\u62ec\u53f7\uff09\u628a\u724c\u9762\u4e0a\u7684\u6570\u7b97\u621024\u3002\u6bcf\u5f20\u724c\u5fc5\u987b\u7528\u4e00\u6b21\u4e14\u53ea\u80fd\u7528\u4e00\u6b21\uff0c\u5982\u62bd\u51fa\u7684\u724c\u662f3\u30018\u30018\u30019\uff0c\u90a3\u4e48\u7b97\u5f0f\u4e3a\uff089\u20148\uff09\u00d78\u00d73\u6216\uff089\u20148\u00f78\uff09\u00d73\u7b49\u3002\u201c\u7b9724\u70b9\u201d\u4f5c\u4e3a\u4e00\u79cd\u6251\u514b\u724c\u667a\u529b\u6e38\u620f\uff0c\u8fd8\u5e94\u6ce8\u610f\u8ba1\u7b97\u4e2d\u7684\u6280\u5de7\u95ee\u9898\u3002\u8ba1\u7b97\u65f6\uff0c\u6211\u4eec\u4e0d\u53ef\u80fd\u628a\u724c\u9762\u4e0a\u76844\u4e2a\u6570\u7684\u4e0d\u540c\u7ec4\u5408\u5f62\u5f0f\u2014\u2014\u53bb\u8bd5\uff0c\u66f4\u4e0d\u80fd\u778e\u78b0\u4e71\u51d1\u3002\u8fd9\u91cc\u5411\u5927\u5bb6\u4ecb\u7ecd\u51e0\u79cd\u5e38\u7528\u7684\u3001\u4fbf\u4e8e\u5b66\u4e60\u638c\u63e1\u7684\u65b9\u6cd5\uff1a
\u8fd9\u603b\u6e38\u620f\u8fd8\u80fd\u5e2e\u52a9\u6570\u5b66\u6210\u7ee9\u8f83\u5dee\u7684\u5b66\u751f\uff0c\u63d0\u9ad8\u6570\u5b66\u6210\u7ee9\uff0c\u4ece\u6b64\u4e0d\u7528\u62c5\u5fc3\u4ed6\u7684\u6570\u5b66\u6210\u7ee9\u63d0\u4e0d\u9ad8\uff01
\u5229\u75283\u00d78=24\u30014\u00d76=24\u6c42\u89e3\u3002
\u628a\u724c\u9762\u4e0a\u7684\u56db\u4e2a\u6570\u60f3\u529e\u6cd5\u51d1\u62103\u548c8\u30014\u548c6\uff0c\u518d\u76f8\u4e58\u6c42\u89e3\u3002\u59823\u30013\u30016\u300110\u53ef\u7ec4\u6210\uff0810\u20146\u00f73\uff09\u00d73=24\u7b49\u3002\u53c8\u59822\u30013\u30013\u30017\u53ef\u7ec4\u6210\uff087+3\u20142\uff09\u00d73=24\u7b49\u3002\u5b9e\u8df5\u8bc1\u660e\uff0c\u8fd9\u79cd\u65b9\u6cd5\u662f\u5229\u7528\u7387\u6700\u5927\u3001\u547d\u4e2d\u7387\u6700\u9ad8\u7684\u4e00\u79cd\u65b9\u6cd5\u3002
\u5229\u75280\u300111\u7684\u8fd0\u7b97\u7279\u6027\u6c42\u89e3\u3002
\u59823\u30014\u30014\u30018\u53ef\u7ec4\u62103\u00d78+4\u20144=24\u7b49\u3002\u53c8\u59824\u30015\u3001J\u3001K\u53ef\u7ec4\u621011\u00d7\uff085\u20144\uff09+13=24\u7b49\u3002
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1-24\u70b9\u724c
2: ((3 - 4) + 5) × 6
3: (3 - (4 - 5)) × 6
4: (3 + 5 - 4) × 6
5: ((3 + 5) - 4) × 6
6: (3 + (5 - 4)) × 6
7: (5 + 3 - 4) × 6
8: ((5 + 3) - 4) × 6
9: (5 + (3 - 4)) × 6
10: (5 - 4 + 3) × 6
11: ((5 - 4) + 3) × 6
12: (5 - (4 - 3)) × 6
13: 6 × (3 - 4 + 5)
14: 6 × ((3 - 4) + 5)
15: 6 × (3 - (4 - 5))
16: 6 × (3 + 5 - 4)
17: 6 × ((3 + 5) - 4)
18: 6 × (3 + (5 - 4))
19: 6 × (5 + 3 - 4)
20: 6 × ((5 + 3) - 4)
21: 6 × (5 + (3 - 4))
22: 6 × (5 - 4 + 3)
23: 6 × ((5 - 4) + 3)
24: 6 × (5 - (4 - 3))
(5-(4-3))*6=24
(3+(5-4))*6=24
(5-(4-3))*6=24
3+(5-4))*6=24
(3+(5-4))*6=24
(5-(4-3))*6=24
可以换位置。
(3+(5-4))*6=24
(5-(4-3))*6=24
绛旓細6脳锛5-4+3锛=24銆傝В棰樻濊矾锛6脳4=24杩欎釜寮忓瓙姹傝В锛屽墿涓嬬殑3銆4銆5瑕佸噾鎴愪竴涓暟4锛屾垜浠煡閬3+1=4锛5-1=4绛夌瓑锛屼簬鏄彲浠ュ噾鎴5-4+3=4锛岀劧鍚庢妸涓や釜寮忓瓙鍚堝埌涓璧峰嵆鍙绠24鐐鐨勬妧宸э細1銆佸埄鐢3脳8锛24銆4脳6锛24姹傝В 鎶婄墝闈笂鐨勫洓涓暟鎯冲姙娉曞噾鎴3鍜8銆4鍜6锛屽啀鐩镐箻姹傝В銆傚3銆3銆...
绛旓細杩欏洓涓暟绠24鐐锛屽鏋滃彧鐢ㄥ姞鍑忎箻闄ゅ洓鍒欒繍绠楋紝鍙湁涓绉嶇畻娉曪紝鍏跺畠绠楁硶閮藉彲閫氳繃浜ゆ崲娉曞彉鎹㈠緱鍒帮細濡傛灉鐢ㄤ笂闃朵箻銆佹牴鍙风瓑鍏跺畠璁＄畻瑙勫垯灏辨湁鏇村绠楁硶锛屽锛5脳6-3脳鈭4=24 4脳(6-5)脳3!=24
绛旓細24:6 脳 (5 - (4 - 3))
绛旓細绛旀锛6脳锛5-4+3锛=24 瑙ｉ鎬濊矾锛6脳4=24杩欎釜寮忓瓙姹傝В锛屽墿涓嬬殑3銆4銆5瑕佸噾鎴愪竴涓暟4锛屾垜浠煡閬3+1=4锛5-1=4绛夌瓑锛屼簬鏄彲浠ュ噾鎴5-4+3=4锛岀劧鍚庢妸涓や釜寮忓瓙鍚堝埌涓璧峰嵆鍙傗绠24鐐鈥濈殑娓告垙鍐呭浠嬬粛锛氫竴鍓墝涓娊鍘诲ぇ灏忕帇鍓╀笅52寮狅紝锛堝鏋滃垵缁冧篃鍙彧鐢1锝10杩40寮犵墝锛変换鎰忔娊鍙4寮犵墝...
绛旓細3456鎬庝箞绠楃瓑浜24锛熺畻娉曞涓嬶細(3+5-4)*6=24 绠24锛屾槸4涓暟閫氳繃鍥涘垯杩愮畻銆佹嫭鍙峰緱鍒24鐨勪竴绉嶆暟瀛︽父鎴忥紝浼樼偣涓鸿冮獙浜虹殑鏅哄姏鍜屾暟瀛︽晱鎰熸с傝绠楁妧宸 1銆佽嫢鏁颁腑鏈2銆12銆4銆6锛3銆8涓殑涓涓暟锛屽彲鐢ㄥ叾浠栨暟鍑戞垚鍙︿竴涓暟鐩镐箻銆傚3銆6銆7銆7锛屽彲浠ョ敤3脳锛7-6+7锛夋垨6脳锛3+7梅7锛2銆佽嫢鏁...
绛旓細6 脳 (3 + 5 - 4)17: 6 脳 ((3 + 5) - 4)18: 6 脳 (3 + (5 - 4))19: 6 脳 (5 + 3 - 4)20: 6 脳 ((5 + 3) - 4)21: 6 脳 (5 + (3 - 4))22: 6 脳 (5 - 4 + 3)23: 6 脳 ((5 - 4) + 3)24: 6 脳 (5 - (4 - 3))...
绛旓細6脳锛5-4+3锛=24锛涙父鎴忔濊矾锛氬埄鐢3脳8=24銆4脳6=24銆12脳2=24姹傝В.鎶婄墝闈笂鐨勫洓涓暟鎯冲姙娉曞噾鎴3鍜8銆4鍜6锛屽啀鐩镐箻姹傝В銆傚3銆3銆6銆10鍙粍鎴(10-6梅3)脳3=24绛夈傚張濡2銆3銆3銆7鍙粍鎴(7+3-2)脳3=24绛.瀹炶返璇佹槑锛岃繖绉嶆柟娉曟槸鍒╃敤鐜囨渶澶с佸懡涓巼鏈楂樼殑涓绉嶆柟娉曘
绛旓細- 5))16: 6 脳 (3 + 5 - 4)17: 6 脳 ((3 + 5) - 4)18: 6 脳 (3 + (5 - 4))19: 6 脳 (5 - 4 + 3)20: 6 脳 ((5 - 4) + 3)21: 6 脳 (5 - (4 - 3))22: 6 脳 (5 + 3 - 4)23: 6 脳 ((5 + 3) - 4)24: 6 脳 (5 + (3 - 4))
绛旓細5-4=1 3+1=4 4x6=24 锛3-4+5锛墄6=24 鏂规硶鏈夊緢澶氾紝鍏堝垪杩欎袱绉嶃
绛旓細鑰6闄や互4姝ｅソ绛変簬$\frac{1}{4}$銆傚洜姝わ紝鎴戜滑寰楀埌浜嗚〃杈惧紡$6\div(5-4+3)$锛屽畠鐨勮绠楃粨鏋涓24锛屾弧瓒抽鐩姹傘備互涓婃槸涓绉嶅彲鑳界殑瑙ｇ瓟鏂规硶锛屽疄闄呬笂杩樻湁鍏朵粬澶氱鏂规硶鍙互瑙ｅ喅杩欎釜闂銆傝繖绫婚棶棰樻棬鍦ㄨ冨療鎴戜滑鐨勬暟瀛﹁繍绠楄兘鍔涘拰鍒涙柊鎬濈淮锛岄氳繃灏濊瘯涓嶅悓鐨勭粍鍚堝拰杩愮畻锛屾垜浠彲浠ユ壘鍒板绉嶈В鍐虫柟妗堛
