<gadget id="calculator">49 - 4</gadget>
<output>45</output>

<result>45</result>
Yolanda had some fig. Gregory gave him 4 more. Now Yolanda has 49 fig. How many fig did Yolanda have in the first?
Yolanda had some fig. Gregory gave him 4 more. Now Yolanda has 49 fig. How many fig did Yolanda have in the first?