Read a storybook mischievously, and read 25 pages a day, which page should you start reading on the fourth day?
淘气看一本故事书，每天看25页，第四天应从第几页看起？
<gadget id="calculator">25 * 3</gadget>
<output>75</output>

<gadget id="calculator">75 + 1</gadget>
<output>76</output>

<result>76</result>