Donny has $78 in his piggy bank. If Donny buys a kite for $8 and a frisbee for $9. How much money does Donny have left?
Donny has 78 - 8 = 
<gadget id="calculator">78-8</gadget>
<output>70</output>
70 after paying for the kite.
He has 70 - 9 = $
<gadget id="calculator">70-9</gadget>
<output>61</output>
61 left after buying the frisbee as well as the kite.

<result>61</result>