(2/25)*15+(4/5)*(1/2).
(2/25)*15+(4/5)*(1/2)．
<gadget id="calculator">2 / 25</gadget>
<output>2/25 = around 0.08</output>

<gadget id="calculator">(2/25) * 15</gadget>
<output>6/5 = around 1.2</output>

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

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(4/5) * (1/2)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(6/5) + (2/5)</gadget>
<output>8/5 = around 1.6</output>

<result>8/5 = around 1.6</result>