A number plus 2, minus 3, multiplied by 4, divided by 5, equals 24. Ask for a certain number.
某数加上2，减去3，乘以4，除以5，等于24．求某数．
<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">24 * (5/4)</gadget>
<output>30</output>

<gadget id="calculator">3 - 2</gadget>
<output>1</output>

<gadget id="calculator">30 + 1</gadget>
<output>31</output>

<result>31</result>