<gadget id="calculator">176 - 30</gadget>
<output>146</output>

<result>146</result>
Patrick had 30 plum. William proffered him some more. Now Patrick has 176 plum. How many did William proffer him?
Patrick had 30 plum. William proffered him some more. Now Patrick has 176 plum. How many did William proffer him?