1.48+2.75+6.25+8.52怎样简便怎样计算?
1.48+8.52+2.75+6.25=10+9=19
怎样简便就怎样计算11.48+7.29+8.52 17.22-5.4-6.6 12.27+0?
简便计算过程方法如下 解:1.48+7.29+8.52+17.22-5.4-6.6+ 12.27+0 =(1.48+8.52)+(7.29+12.27+17.22)-(5.4+6.6)+0 =10+36.78+12+0 =46.78+12+0 =58.78+0 =58.78
6.86+8.52-6.52,怎样简便就怎样计算?
=6.86+2 =8.86
8.52+62.53+71.4 8怎样简便就怎样计算?
=80+62.53 =80+20+42.53 =100+42.53 =142.53
整数四则运算、小数加减乘除、分数加减,带解题过程,一共三百题_百度知...
1÷2= (408)1.5÷5= (409) 6-5.4 = (410)7.16÷2= (411)0.25+0.75= (412)0.25x0.24= (413)0.25+5.96= (414)40.3÷13= (415)1.5×4.2= (416)0.75÷0.25= (417)3.27×4 = (418)3.27×5.7= (419)...