(3/4)*3.6+(2/5)*0.75．
(3/4)*3.6+(2/5)*0.75．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(3/4) * 3.6</gadget>
<output>2.7</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(2/5) * 0.75</gadget>
<output>0.3</output>

<gadget id="calculator">2.7 + 0.3</gadget>
<output>3</output>

<result>3</result>