关于025258的精选

3.76×0.25+25.8的简便运算：3.76×0.25+25.8=(4-0.24)×0.25+25.8=4×0.25-0.24×0.25+25.8=4×0.25-(0.06×4)×0.25+25.8=1-0.06×(4×0.25)+25.8=0.94+25.8=26.74。——运用了乘法交换律和乘法结合律简便算法说明：1...