Roger rode his bike for 2 miles this morning, and then 5 times that amount in the evening.  How many miles did Roger ride his bike for?
Roger rode for 2 miles in the morning, and then 5 times that in the evening for 5*2=10 miles ridden in the evening.
In total, that means Roger rode 2+10=
<gadget id="calculator">2+10</gadget>
<output>12</output>
12 miles over the course of the day.

<result>12</result>