去年小麦播种面积
=269.5÷﹙1+8%﹚
=249.5 公顷
一个农场今年小麦播种面积是269.5公顷,比去年增加了8%,去年小麦播种面积是多少公顷?得数保留一位小数
一个农场今年小麦播种面积是269.5公顷,比去年增加了8%,去年小麦播种面积是多少公顷?得数保留一位小数
数学人气：581 ℃时间：2019-11-09 00:51:37
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