The fruit store sold 140 kilograms of apples today, which is exactly 2/5 more than pears. How many kilograms of pears did the fruit store sell today?
水果店今天卖出140千克苹果，正好比梨多(2/5)，水果店今天卖出梨多少千克？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 + (2/5)</gadget>
<output>7/5 = around 1.4</output>

<gadget id="calculator">140 / (7/5)</gadget>
<output>100</output>

<result>100</result>