小白兔和小灰兔共拔30个萝卜,小白兔多拔2个刚好是小灰兔的3倍,问小白兔一共拔了多少萝卜? 小白兔和小灰兔一共拔了30个萝卜,如果小白兔再拔2个萝卜,这...
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a\u65f6\u590d\u4e60\uff0c\u53ca\u65f6\u603b\u7ed3\uff0c\u54ea\u91cc\u4e0d\u4f1a\uff0c\u54ea\u91cc\u6709\u95ee\u9898\uff0c\u65e9\u53d1\u73b0\uff0c\u65e9\u89e3\u51b3\u3002\u6240\u4ee5\u591a\u6b21\u91cd\u590d\u590d\u4e60\uff0c\u662f\u5bf9\u6297\u9057\u5fd8\u6700\u597d\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u771f\u6b63\u628a\u77e5\u8bc6\u5370\u5230\u8111\u5b50\u91cc\uff0c\u4fdd\u8bc1\u81ea\u5df1\u6c38\u4e0d\u9057\u5fd8\u3002
32÷4=8,8-2=6
15
绛旓細30+20+20=70锛堟牴锛70梅2=35锛堟牴锛夋嬁5鏍圭粰灏忕伆鍏旓紝鎷15鏍圭粰灏忕櫧鍏銆
绛旓細鐧藉厰鍜岀伆鍏斾竴鍏辨嫈浜20鏍钀濆崪锛鐏板厰姣旂櫧鍏斿皯鎷8鏍癸紝鐧鍏旀嫈浜14鏍癸紝鐏板厰鎷斾簡6鏍广傝В锛氬洜涓虹伆鍏旀瘮鐧藉厰灏戞嫈8鏍癸紝鎵浠ワ紝鐏板厰鎷旂殑钀濆崪涓暟=鐧藉厰鎷旂殑钀濆崪涓暟-8 鑰岀櫧鍏斿拰鐏板厰涓鍏辨嫈浜20鏍硅悵鍗滐紝鍥犳锛岀櫧鍏旀嫈鐨勮悵鍗滀釜鏁+锛堢櫧鍏旀嫈鐨勮悵鍗滀釜鏁-8锛=20 鍒欙紝鐧藉厰鎷旂殑钀濆崪涓暟=锛20+8锛壝2=14...
绛旓細灏忕櫧鍏旀湁绾㈣悵鍗30涓+5涓孩钀濆崪=35涓悵鍗 灏忕伆鍏旀湁绾㈣悵鍗20涓+15涓孩钀濆崪=35涓悵鍗 杩欐牱灏忕櫧鍏斿拰灏忕伆鍏鐨勮悵鍗滀竴鏍峰銆
绛旓細缁灏忕伆5涓紝鍏朵粬閮界粰灏忕櫧 璁板緱鐐瑰ソ璇勫搱
绛旓細宸茬煡灏忕櫧鍏旀嫈浜38涓悵鍗滐紝灏忕伆鍏旀嫈浜30涓悵鍗滐紝38-30=8锛屽皬鐧藉厰姣斿皬鐏板厰澶氭嫈浜8涓悵鍗溿
绛旓細灏忕櫧鍏锛堟嫈浜30涓锛夛紝灏忕伆鍏鎷斾簡18涓悵鍗滐紝瀹冧滑涓鍏辨嫈浜嗭紙48涓級30+18 =48锛堜釜锛
绛旓細7涓锛30-23=7
绛旓細14+14脳3=14+42=56 绛:灏忕櫧鍏斿拰灏忕伆鍏斾竴鍏鎷ㄤ簡56涓悵鍗滐紝灏忕櫧鍏旀嫧14涓紝灏忕伆鍏旀嫧42涓
绛旓細涓嶅叕骞锛屽皬鐧藉厰鎷夸簡鏁翠釜鑳钀濆崪2/1锛屽皬鐏板厰鍙嬁浜6/2涔熷氨鏄3/1
绛旓細瑙ｏ細璁灏忕伆鍏旀嫈浜唜涓悵鍗 閭ｄ箞灏忕櫧鍏旀嫈浜10x涓悵鍗 10x+x=297 11x=297 x=27 10x=270 绛旓細灏忕伆鍏旀嫈浜27涓悵鍗 灏忕櫧鍏旀嫈浜270涓悵鍗
