human
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?
assistant
How much money does Donny have after buying the kite? ** Donny has 78 - 8 = <<78-8=70>>70 after paying for the kite.
How much money does Donny have left after buying the frisbee? ** He has 70 - 9 = $<<70-9=61>>61 left after buying the frisbee as well as the kite.
#### 61