Steve is 5'6".  He grows 6 inches.  How tall is he in inches?
He is 5*12+6=
<gadget id="calculator">5*12+6</gadget>
<output>66</output>
66 inches tall before the growth spurt.
After growing he is now 66+6=
<gadget id="calculator">66+6</gadget>
<output>72</output>
72 inches.

<result>72</result>