When Harriett vacuumed the sofa and chair she found 10 quarters, 3 dimes, 3 nickels, and 5 pennies.  How much money did Harriett find?
She found 10 quarters that are $0.25 each so she found 10*.25 = $
<gadget id="calculator">10*.25</gadget>
<output>2.5</output>
2.50.
She found 3 dimes that are $0.10 each so she found 3*.10 = $
<gadget id="calculator">3*.10</gadget>
<output>0.3</output>
0.30.
She found 3 nickels that are $0.05 each so she found 3*.05 = $
<gadget id="calculator">3*.05</gadget>
<output>0.15</output>
0.15.
She found 5 pennies that are $0.01 each so she found 5*.01 = $
<gadget id="calculator">5*.01</gadget>
<output>0.05</output>
0.05.
All total she found 2.50+.30+.15+.05 = $3.00 in change.

<result>3</result>