Lele is 6 years old this year, and his father is 36 years old this year. Last year, his father's age was how many times Lele's age.
乐乐今年6岁，爸爸今年36岁，去年爸爸的年龄是乐乐年龄的多少倍．
<gadget id="calculator">36 - 1</gadget>
<output>35</output>

<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">35 / 5</gadget>
<output>7</output>

<result>7</result>