The door of the classroom is 2 meters high. Xiao Ming's height is about 3/4 of the door height. How many meters is Xiao Ming's height?
教室的门高2米，小明的身高大约是门高的(3/4)，小明的身高是多少米？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">2 * (3/4)</gadget>
<output>3/2 = around 1.5</output>

<result>3/2 = around 1.5</result>