Maynard's dog dug 8 holes in the lawn.  Maynard filled in 75% of the hole with dirt.  How many holes remain unfilled?
75% of the 8 holes in Maynard's lawn, or (75/100) * 8 = 
<gadget id="calculator">(75/100)*8</gadget>
<output>6</output>
6 holes, were filled in with dirt.
Of the original 8 holes, 8-6=
<gadget id="calculator">8-6</gadget>
<output>2</output>
2 holes remain unfilled.

<result>2</result>