There are 24 bottles of Coca-Cola in each case, and each bottle is 4 yuan. Dad bought a case with 100 yuan. How much money is left?
每箱可口可乐有24瓶，每瓶4元，爸爸拿100元钱买了一箱，还剩下多少元？
<gadget id="calculator">24 * 4</gadget>
<output>96</output>

<gadget id="calculator">100 - 96</gadget>
<output>4</output>

<result>4</result>