问题描述:
简便计算
最佳答案:
解法一:
18.1x0.92+3.93
=18.1x(1-0.08)+3.93
=18.1-1.448+3.93
=18.1+2.482
=20.582
解法二:
18.1x0.92+3.93
=(18+0.1)x0.92+3.93
=16.56+0.092+3.93
=20.582
简便计算:18.1x0.92+3.93
问题描述:
简便计算
解法一:
18.1x0.92+3.93
=18.1x(1-0.08)+3.93
=18.1-1.448+3.93
=18.1+2.482
=20.582
解法二:
18.1x0.92+3.93
=(18+0.1)x0.92+3.93
=16.56+0.092+3.93
=20.582