Column calculation: the sum of (1/2) of a number and 25% of this number is 36, how to find this number?
列式计算：一个数的(1/2)与这个数的25%的和是36，求这个数？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/2) + (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">36 / (3/4)</gadget>
<output>48</output>

<result>48</result>