41.28.1+119.25+53.7*1.9=?简算

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41.2*8.1+11*9.25+53.7*1.9=?简算

41.2*8.1+11*9.25+53.7*1.9
=41.2*8.1+11*9.25+(41.2+12.5)*1.9
=41.2*8.1+41.2*1.9+12.5*1.9+11*(1.25+8)
=41.2*(8.1+1.9)+12.5*1.9+1.1*12.5+88
=41.2*10+12.5*3+88
=412+88+37.5
=500+37.5
=537.5

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+53.7*1.9(小学数奥_) 41.2*8.1+11*9.25+53.7*1.9用脱式计算 41.2乘8.1+11乘9.25+53.7乘1.9 41.2×8.1+11×1.25+53.7×1.9= 41.2乘8.1加11乘9.25加53.7乘1.9 41.2*8.1+11*1.25+53.7*1.9简便计算 41.2*8.1+11*1.25+53.7*1.9的简算 41.2乘8.1+11乘1.25+53.7乘1.9 一道简算题 41.2×8.1+11×1.25+53.7×1.9