Yanna bought ten shirts at $5 each and three pairs of sandals at $3 each.  How much change did she get back if she gave a one hundred dollar bill?
Ten shirts cost 10 x $5 = $
<gadget id="calculator">10*5</gadget>
<output>50</output>
50.
And, three pairs of sandals cost 3 x $3 = $
<gadget id="calculator">3*3</gadget>
<output>9</output>
9.
Thus, she spent $50 + $9= $
<gadget id="calculator">50+9</gadget>
<output>59</output>
59.
Therefore, she got back change of $100 - $59 = $
<gadget id="calculator">100-59</gadget>
<output>41</output>
41.

<result>41</result>