486+198简便计算跪求网!

486+198简便计算跪求网

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486+198简便计算跪求

2024-08-20 01:45:32 来源:网络

486+198简便计算跪求

486+198简便计算? -
解:486+198 =486+(198+2-2)486+200-2 =686-2 =684
486+198 =486+200-2 =686-2 =684

486+198简便计算跪求

486+198简便计算跪求 -
red
486-198 =486-200+2 =286+2 =288
486 十199的简便计算 -
=486+200-1 =686-1 =685
198+201=399,借数字1。486+400=886,还数字1,最后得出885。或者198借数字2是200,200+486+201=886还数字2,最后得出885。看你是怎么算了?
486-201用简便计算怎么做? -
486-201用简便计算这么做:486-201=486-200-1 =285
486-297 =486-300+3 =189
486 (318 14)的简便计算是什么? -
简便计算过程方法如下解:486+(318+14)486+14+318 =500+318 =818
486-399 =486-400+1 =87