(2.20-2.04)/2.04=8.06%这个答案对吗怎样计算的？

Question

如题所述

Answer 1

题目答案不对，应为：
[(2.20-2.04)/2.04]x100%
=(0.16/2.04)x100%
=7.84%

Answer 2

(2.20-2.04)/2.04
=0.16/2.04
=7.84%

8.06%有误。本回答被网友采纳

Answer 3

2.20-2.04=0.16÷2.04=0.078431＝7.84%