Hannah fills her kids' stockings with 4 candy canes, 2 beanie babies and 1 book. If she has 3 kids, how many stocking stuffers does she buy total?
First find the total number of stocking stuffers one kid gets: 4 candy canes + 2 beanie babies + 1 book = 
<gadget id="calculator">4+2+1</gadget>
<output>7</output>
7 stocking stuffers.
Then multiply the number of stocking stuffers per kid by the number of kids to find the total number: 7 stocking stuffers/kid * 3 kids = 
<gadget id="calculator">7*3</gadget>
<output>21</output>
21 stocking stuffers.

<result>21</result>