Angela slept 6.5 hours every night in December. She decided she should get more sleep and began sleeping 8.5 hours a night in January. How much more sleep did Angela get in January?
Angela slept 8.5 - 6.5 = 
<gadget id="calculator">8.5-6.5</gadget>
<output>2</output>
2 more hours each night in January.
There are 31 days in December and January, so Angela 2 x 31 = 
<gadget id="calculator">31*2</gadget>
<output>62</output>
62 more hours sleep.

<result>62</result>