<gadget id="calculator">31 - 2</gadget>
<output>29</output>

<result>29</result>
Therese had some Mango. Jason gave him 2 more. Now Therese has 31 Mango. How many Mango did Therese have initially?
Therese had some Mango. Jason gave him 2 more. Now Therese has 31 Mango. How many Mango did Therese have initially?