14.85-1.58*8+31.2/1.2.
14.85-1.58*8+31.2/1.2．
<gadget id="calculator">1.58 * 8</gadget>
<output>12.64</output>

<gadget id="calculator">14.85 - 12.64</gadget>
<output>2.21</output>

<gadget id="calculator">31.2 / 1.2</gadget>
<output>26</output>

<gadget id="calculator">2.21 + 26</gadget>
<output>28.21</output>

<result>28.21</result>