41.2×8.1+11×1.25+53.7×1.9=(要求简便计算)
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41.2×8.1+11×1.25+53.7×1.9=(要求简便计算)41.2×8.1+11×1.25+53.7×1.9=(要求简便计算)41.2×8.1+11×1.25+53.7×1.9=(要求简便计
41.2×8.1+11×1.25+53.7×1.9=(要求简便计算)
41.2×8.1+11×1.25+53.7×1.9=
(要求简便计算)
41.2×8.1+11×1.25+53.7×1.9=(要求简便计算)
41.2×8.1+11×1.25+53.7×1.9
=41.2*(8+0.1)+12.5+1.25+53.7*(2-0.1)
=329.6+4.12+12.5+1.25+107.4-5.37
=449.5+4.12+1.25-5.37
=449.5+0
=449.5
449.5
41.2×8.1+11×1.25+53.7×1.9
=333.72+13.75+102.03
=449.5
41.2*8.1+11*1.25+537*0.
41.2*8.1+11*1.25+53.7*1.9简便计算
53.7*1.9+41.2*8.1+11*1.25的简便运算
41.2乘8.1+11乘1.25+53.7乘1.9
41.2*8.1+11*1.25+53.7*1.9的简算
简便计算41.2*8.1+11*1.25+53.7*1.9急待解决.
41.2×8.1＋11×1.25＋5.37×1.9=?能简算要简算
简便计算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
41.2乘8.1+11乘1.25+3.7乘1.9
41.2×8.1+11×1.25+5.37×19简便计算
41.2*8.1+11*1.25+537*0.19的简便算法
41.2×8.1+11×1.25+53.7×1.9=(要求简便计算)
41.2×8.1+11×1.25+5.37×19简便计算
41.2*8.1+11*1.25+53.7*1.9最简单口算方法
一道简算题 41.2×8.1+11×1.25+53.7×1.941.2×8.1+11×1.25+53.7×1.9那位大仙会做啊?今晚就要!
数学简便运算,简便运算（脱式计算）41.2×8.1+11×1.25+53.7×1.9格式：41.2×8.1+11×1.25+53.7×1.9=×××××=×××××=×××
41.2*8.1+61*1.25+537*0.19