(100-19)/(1.63+1.07)
(100-19)/(1.63+1.07)
<gadget id="calculator">100 - 19</gadget>
<output>81</output>

<gadget id="calculator">1.63 + 1.07</gadget>
<output>2.7</output>

<gadget id="calculator">81 / 2.7</gadget>
<output>30</output>

<result>30</result>