mshd.net
当前位置:首页 >> 42X[169-(78+35)]=多少.脱式计算 >>

42X[169-(78+35)]=多少.脱式计算

42x[169-(78+35)] =42×【169-113】 =42×56 =2352

42×(169-113)=42×56=2352

9.78-2.65-5.35+3.22 =(9.78+3.22)-(2.65+5.35) =13-8 =5

78十35x30÷5 =78+1050÷5 =78+210 =288

(1)34-34÷3=34-14=12;(2)87÷45÷78=107÷78=13149;(3)12×35+25×12=(35+25)×12=1×12=12;(4)(13×14)×36=112×36=3.

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