(1/2)-((7/8)-(3/5))
(1/2)-((7/8)-(3/5))
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(7/8) - (3/5)</gadget>
<output>11/40 = around 0.275</output>

<gadget id="calculator">(1/2) - (11/40)</gadget>
<output>9/40 = around 0.225</output>

<result>9/40 = around 0.225</result>