用5个5组成一个算式,结果等于12 ,15, 19 ,怎么做
等于12:5+5+[(5+5)/5]=12等于15:5+5+5+5-5=15
等于19:5*5-5-5/5=19
绛旓細鏍规嵁棰樺共鍒嗘瀽鍙緱锛氾紙5-5梅5梅5锛壝5锛=锛5-15锛壝5锛=245脳5锛=24锛屾晠绛旀涓猴細锛5-5梅5梅5锛壝5锛
绛旓細(5-5/5/5)*5=25-1=24 (5*5*5-5)/5=5*5-1=24
绛旓細1.锛5脳5脳5-5锛壝5=120梅5=24 2.锛5-5/5/5)脳5=(5-1/5)脳5=24
绛旓細5+5-(5+5)梅5=8
绛旓細(5+5)脳5-锛5梅5锛=49
绛旓細(5X5X5涓5)梅5=24
绛旓細缁忔祹鏁板鍥㈤槦涓轰綘瑙g瓟锛岃鍙婃椂璇勪环璋㈣阿锛(5脳5x5-5)梅5=24 鍏跺疄鏂规硶寰堝锛屽彲浠ュ厛璁╀袱涓5缁勫悎鍙樻垚涓涓鏁帮紝鐒跺悗绠24鐐 姣斿鍏5/5=1 閭d箞灏辨槸5551缁勫悎24,1鐢5/5鏇挎崲灏眔k 5*(5-(1/5))(5-(1/5))*5 ---END--- 绗簩绉5*5 鍙樻垚 555 25鍥涗釜缁勫悎 5*(5-(5/25))(5-(5/25))...
绛旓細11-1+1-1=10;2+2+2+2+2=10 33/3-3/3=10 44/4-4/4=10 55/5-5/5=10 66/6-6/6=10 77/7-7/7=10 8+8/8+8/8=10 9+9/9+9-9=10
绛旓細5脳5-5^锛5-5锛=24
绛旓細(5-2梅5)脳5=23