简算:41.2*8.1+11*9.25+537*0.19
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/29 18:54:50
简算:41.2*8.1+11*9.25+537*0.19
简算:41.2*8.1+11*9.25+537*0.19
简算:41.2*8.1+11*9.25+537*0.19
原式=41.2*(10-1.9)+11*9.25+53.7*1.9=412+11*(10-0.75)+12.5*1.9=412+110-1.1*7.5+(20-7.5)*1.9=412+110+20*1.9-(1.1*7.5+1.9*7.5)=412+110+38-3*7.5=560-22.5=537.5
41.2*8.1+11*9.25+537*0.19=537.5
简算:41.2*8.1+11*9.25+537*0.19
简算41.2*8.1+11*9.25+53.7*1.9
41.2*8.1+11*9.25+53.7*1.9=?简算
计算:41.2*8.1+11*9.25+53.7*1.9
41.2*8.1+11*9.25+537*0.19=?
41.2*8.1+11*9.25+53.7*1.9用脱式计算
41.2×8.1+11×9.25+537×0.19如何简便计算
41.2*8.1+11*9.25+537*0.19的简便算发
简便运算:41.2*8.1+11*9.25+537*0.19
41.2*8.1+11*9.25+537*1.19简便运算
41.2*8.1+11*9.25+53.7*1.9(小学数奥_)
41.2*8.1+11*9.25+537*0.19(要简便方法)
41.2×8.1+9.25+537×0.19=?
41.2*8.1+21*9.25+537*0.19
41.2×8.1+11×9.25+537×0.19 要巧算的,下午要交!
41.2乘8.1+11乘9.25+53.7乘1.9简便方法大家来帮我
41.2乘8.1加11乘9.25加53.7乘1.9我好了,会了
一道奥数题(简便运算)41.2*8.1+11*9.25+537*0.19请写出计算过程,谢谢!