Xiao Ming is 1.4m tall, and Xiao Gang is 3cm shorter than him. How tall is Xiao Gang? (column equation solution)
小明身高1.4m，小刚比他矮3cm，请问小刚有多高？(列方程解答)
<gadget id="calculator">3 / 100</gadget>
<output>3/100 = around 0.03</output>

<gadget id="calculator">1.4 - (3/100)</gadget>
<output>1.37</output>

<result>1.37</result>