Xiao Hua is (7/5) meters taller, (1/20) meters shorter than Xiao Li, and Xiao Le is (1/50) meters shorter than Xiao Li. Who is taller between Xiao Hua and Xiao Le? How many meters high?
小华身高(7/5)米，比小丽矮(1/20)米，小乐身高比小丽矮(1/50)米．小华和小乐比，谁高一些？高多少米？
<gadget id="calculator">7 / 5</gadget>
<output>7/5 = around 1.4</output>

<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1 / 50</gadget>
<output>1/50 = around 0.02</output>

<gadget id="calculator">(1/20) - (1/50)</gadget>
<output>3/100 = around 0.03</output>

<gadget id="calculator">(7/5) + (3/100)</gadget>
<output>143/100 = around 1.43</output>

<gadget id="calculator">(143/100) - (7/5)</gadget>
<output>3/100 = around 0.03</output>

<result>3/100 = around 0.03</result>