<gadget id="calculator">76 + 67</gadget>
<output>143</output>

<result>143</result>
Douglas had some mango. Frank took 67 from him. Now Douglas has 76 mango. How many mango Douglas had to begin with?
Douglas had some mango. Frank took 67 from him. Now Douglas has 76 mango. How many mango Douglas had to begin with?