(288/8+14)*9; 61*3+744/3; 9.45-(3.21+4.89)
(288/8+14)*9；61*3+744/3；9.45-(3.21+4.89)
<gadget id="calculator">3.21 + 4.89</gadget>
<output>8.1</output>

<gadget id="calculator">9.45 - 8.1</gadget>
<output>1.35</output>

<result>1.35</result>