Xiao Mao is 7 years old this year, and his father is 5 times his age. How old is dad next year?
小毛今年7岁，爸爸的年龄是他的5倍．爸爸明年多少岁？
<gadget id="calculator">7 * 5</gadget>
<output>35</output>

<gadget id="calculator">35 + 1</gadget>
<output>36</output>

<result>36</result>