((3/4)-(1/10)/2)*(5/14).
((3/4)-(1/10)/2)*(5/14)．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">(1/10) / 2</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">(3/4) - (1/20)</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">5 / 14</gadget>
<output>5/14 = around 0.357143</output>

<gadget id="calculator">(7/10) * (5/14)</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>