(4/5)x-(2/3)x=24.
(4/5)x-(2/3)x=24．
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(4/5) - (2/3)</gadget>
<output>2/15 = around 0.133333</output>

<gadget id="calculator">24 / (2/15)</gadget>
<output>180</output>

<result>180</result>