Xiao Dingding’s mother helped him buy 8 boxes of chocolates online for 96 yuan to share with his friends. If buying a box of chocolates in the mall costs 15 yuan, how much cheaper is the price of a box of chocolates bought online than in the mall?
小丁丁的妈妈帮他从网上用96元购买了8盒巧克力分给伙伴，如果在商场买一盒巧克力要15元，那么网上买的一盒巧克力的价钱比商场要便宜多少元？
<gadget id="calculator">96 / 8</gadget>
<output>12</output>

<gadget id="calculator">15 - 12</gadget>
<output>3</output>

<result>3</result>