rpct.net
当前位置:首页 >> 小学4年级125×37×4最简单的运算方法 >>

小学4年级125×37×4最简单的运算方法

37×125×4×2 =37×(125×4×2) =37×1000 =37000

热的

37×125+125×43 =125×(37+43) =125×80 =10000

125X37X25 =125×25×(36+1) =125×25×36+125×25 =125×25×4×9+125×(24+1) =12500×(10-1)+125×8×3+125 =125000-12500+3000+125 =128000-12500+125 =115500+125 =115625

125×45-125×37 =125x(45-37) =125x8 =1000 谢谢,请采纳

125*34*8*37 =125*8*34*37 =1000*34*37 =1000*(30+4)*(30+7) =1000*(30*30+30*7+4*30+4*7) =1000*(900+210+120+28) =1000*1258 =1258000

37×8+125简便运算过程 =296+125 =421 不能简算

结合率

37*3*4*125 =111*500 =55500

125x45-37x125 =125x45-125×37 =125x(45-37) =125x8 =1000

网站首页 | 网站地图
All rights reserved Powered by www.rpct.net
copyright ©right 2010-2021。
内容来自网络,如有侵犯请联系客服。zhit325@qq.com