Castle bought 3 boxes of Coco Crunch and 5 boxes of Fruit Loops this week. Last week she bought 4 boxes of cereal. How many more boxes of cereal did she buy this week than last week?
Castle has 5 + 3 = 
<gadget id="calculator">5+3</gadget>
<output>8</output>
8 boxes of cereals this week.
Therefore, Castle bought 8 - 4 = 
<gadget id="calculator">8-4</gadget>
<output>4</output>
4 more boxes of cereals this week than last week.

<result>4</result>