The age of the mother is 45 years old, and the age of the mother is 8 times less than that of Xiaohong, who is 3 years old. How old is Xiaohong? (solution by equation)
妈妈的年龄是45岁，妈妈的年龄是小红的8倍少3岁，小红多少岁？(用方程解)
<gadget id="calculator">3 + 45</gadget>
<output>48</output>

<gadget id="calculator">48 / 8</gadget>
<output>6</output>

<result>6</result>