The gate of Zhang Lin’s house is 2 meters high. Last year, Zhang Lin’s height was (3/5) the height of the gate. This year, Zhang Lin’s height is (5/8) the height of the gate. How many meters has Zhang Lin grown this year?
张琳家的大门高2米，去年张琳的身高是门高的(3/5)，今年张琳的身高是门高的(5/8)了．这一年张琳长高了多少米？
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(5/8) - (3/5)</gadget>
<output>1/40 = around 0.025</output>

<gadget id="calculator">2 * (1/40)</gadget>
<output>1/20 = around 0.05</output>

<result>1/20 = around 0.05</result>