42乘三分之二等于多少，图片，必采纳 五分之二加五分之三加四分之二的和，等于多少？ 要过程必采纳。
5-3\u4e589\u5206\u4e4b7\u7b49\u4e8e\u51e0\uff1f\u5fc5\u91c7\u7eb35-3x7/9=5-7/3=8/3
28
绛旓細2X/3=42-X/2 2X/3+X/2=42 7X/6=42 X=42*6/7 X=36
绛旓細2/3锛1锛3/2锛9/4锛屽悗闈竴涓暟绛変簬鍓嶉潰涓涓暟鐨 1.5 鍊嶃
绛旓細2/3锛42-X锛=18 42-X=18*3/2 42-X=27 X=42-27 X=15
绛旓細2/3脳21 =2脳7 =14 鏈鍚庣瓟妗堟槸14
绛旓細瑕佸皢鍒嗘暟涓夊垎涔嬩簩涔樹互鍗佸洓杩涜绾﹀垎锛屾垜浠彲浠ュ厛璁＄畻涔樼Н锛岀劧鍚庡缁撴灉杩涜绾﹀垎銆備笁鍒嗕箣浜屼箻浠ュ崄鍥绛変簬锛(3/2) 脳 14 = 42/2 = 21 鐒跺悗锛屾垜浠彲浠ュ缁撴灉21杩涜绾﹀垎銆21鐨勭害鏁版槸1銆3銆7鍜21銆傛垜浠彲浠ュ皢鍒嗗瓙鍜屽垎姣嶅悓鏃堕櫎浠ュ畠浠殑鏈澶у叕绾︽暟锛屼互寰楀埌鏈绠鍒嗘暟褰㈠紡銆21 梅 3 = 7 2 梅 3 = 2/...
绛旓細闉嬪瓙42涓夊垎涔嬩竴鐮佹寚鐨勫氨鏄42鐮佺殑闉嬪瓙銆傜敤杩欑闉嬫爣琛ㄧず鏂规硶鐨勬湁闃胯开鍜屾潕瀹侀瀷瀛愶紝涓鑸粬浠殑闉嬪瓙鏈夌殑鐮佹暟鏄湁鍗婄爜鐨勩傛墍浠ヤ細鐢ㄤ笁鍒嗕箣涓鎴栬涓夊垎涔嬩簩鏉ュ尯鍒嗐1鐮=0.9144鍘樼背 锛屾墍浠42鐮佺殑闉嬪瓙瀵瑰簲鑴氭槸26鍘樼背鐨勩傞瀷鐮侀氬父涔熺О闉嬪彿锛屾槸鐢ㄦ潵琛￠噺浜虹被鑴氱殑褰㈢姸浠ヤ究閰嶉瀷鐨勬爣鍑嗗崟浣嶇郴缁熴2013骞翠笘鐣屽悇鍥介噰鐢...
绛旓細瑙ｆ柟绋嬶細(2/3)X+(1/2)X=42 4X+3X=42脳6 7X=42脳6 X=42脳6/7 X=36
绛旓細42 2/3A=4/7B 2/3A=4/7C 鎵浠=6/7B B=6/7C 鎵浠=36/49C 鍙堝洜涓篊姣擜澶13,鎵浠-A=13 灏咥=36/49C浠ｅ叆鐨凜=49 鎵浠=6/7C=42
绛旓細42脳(1/18)=7/3=2(1/3)鍗筹細浜屽張涓夊垎涔涓.
绛旓細鍗佷笁鍒嗕箣浜屼箻浠ュ崄鍥涚粨鏋滄槸澶氬皯锛 2/13x14 =28/13 =2+2/13 缁撴灉涓2鍙13鍒嗕箣2 濡傛湁甯姪璇烽噰绾筹紝 濡傚鏈鏈夌枒闂彲杩介棶锛孏ood luck!鍏崄鍒嗕箣浜屽崄涓涔樹互浜鍙涓夊垎涔嬩簩绛変簬澶氬皯锛熷揩锛佸揩锛佸揩锛佸揩锛 10鍒嗕箣9 浠8閲屽噺鍘5闄1鐨勫晢锛屽啀涔樹互鍗佷笁鍒嗕箣浜旓紝绉槸澶氬皯 3 鎷彿鍗佸垎涔嬪叚涔樹互...
