5.58-(3/5)+5.42-(2/5).
5.58-(3/5)+5.42-(2/5)．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">5.58 - (3/5)</gadget>
<output>4.98</output>

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

<gadget id="calculator">5.42 - (2/5)</gadget>
<output>5.02</output>

<gadget id="calculator">4.98 + 5.02</gadget>
<output>10</output>

<result>10</result>