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281+153+119+247简便计算

281+153+119+247简便计算回答:281+153+119+247简便计算 =(281+119)+(153+247) =400+400 =800

用简便方法计算下列各题247×32+153×32回答:247×32+153×32 =32x(247+153) =32x400 =12800

345+153+55+247用简便方法计算?(345+55)+(153+247)=400+400=800 主要就是把能凑整的组合在一起,这样计算比较快。希望能帮到你。

247×93+31×259 亲们,用简便方法计算哦!嘻嘻247×93+31×259 =247×3×31+31×259 =741×31+31×259 =31×(741+259)=31×1000 =31000

311+153+247+99简便方法?简便计算 311+153+247+99 =(311+99)+(153+247) =410+400 =810

247+153-233+133简便计算怎么算?=(247+153)+133-233 =400+133-233 =533-233 =300

378+247-122-153的简便计算过程?简便计算 378+247-122-153 =378+247-(122+153) =378+247-275 =378-275+247 =103+247 =350

819减247减153等于多少简便计算?简便计算 819-247-153 =819-(247+153) =819-400 =419

247×16+247×27-247×3简便计算?247×16+247×27-247×3 =247×(16+27-3) =247×40 =9880 利用乘法分配律计算a×b+

122×92+247×8怎样简便计算122×92+247×8 =122*92+(122+125)*8 =122*92+122*8+125*8 = 122*(92+8)+125*8 =12200+1000 =13200

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