Mrs. Petersons bought 10 tumblers for $45 each. She paid with five $100 bills. How much change will Mrs. Petersons receive?
The 10 tumblers amount to $45 x 10 = $
<gadget id="calculator">45*10</gadget>
<output>450</output>
450.
Mrs. Petersons paid $100 x 5 = $
<gadget id="calculator">100*5</gadget>
<output>500</output>
500.
So, her change will be $500 - $450 = $
<gadget id="calculator">500-450</gadget>
<output>50</output>
50.

<result>50</result>