Xiaohong is a years old this year, Xiaoli is 5 years younger than Xiaohong, how old will Xiaoli be in 10 years.
小红今年a岁，小丽比小红小5岁，10年后小丽多少岁．
<gadget id="calculator">(-5) + 10</gadget>
<output>5</output>

<result>5</result>