This year's output is 15% higher than last year's. How much is this year's output compared to last year's?
今年比去年增产15%，今年的产量是去年的多少
<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">1 + (3/20)</gadget>
<output>23/20 = around 1.15</output>

<result>23/20 = around 1.15</result>