(12/7)-((1/3)/(7/15)+(4/5))
(12/7)-((1/3)/(7/15)+(4/5))
<gadget id="calculator">12 / 7</gadget>
<output>12/7 = around 1.714286</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">7 / 15</gadget>
<output>7/15 = around 0.466667</output>

<gadget id="calculator">(1/3) / (7/15)</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(5/7) + (4/5)</gadget>
<output>53/35 = around 1.514286</output>

<gadget id="calculator">(12/7) - (53/35)</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>