Tongtong is 9 years old this year, his grandmother is 7 times older than him, 6 years old, how old is his grandmother this year?
童童今年9岁，奶奶的年龄比他的7倍多6岁，奶奶今年多少岁．
<gadget id="calculator">9 * 7</gadget>
<output>63</output>

<gadget id="calculator">63 + 6</gadget>
<output>69</output>

<result>69</result>