105*((2/3)+(1/5)-(4/7))
105*((2/3)+(1/5)-(4/7))
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">(1/5) - (4/7)</gadget>
<output>-13/35 = around -0.371429</output>

<gadget id="calculator">(2/3) + (-13/35)</gadget>
<output>31/105 = around 0.295238</output>

<gadget id="calculator">105 * (31/105)</gadget>
<output>31</output>

<result>31</result>