From "This year's total grape production has increased (1/4) compared to last year.", we can know how much this year's grape production is equivalent to last year's
从"今年葡萄总产量比去年增加(1/4)．"可以知道今年葡萄产量相当于去年的多少
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<result>5/4 = around 1.25</result>