Below is an instruction that describes a task. Write a response that appropriately completes the request in Swahili. Please answer in Swahili.

### Instruction:
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?

### Response:
 Donny ana $78 - $8 = <<78-8=70>>70 pesa zilizobaki.
Donny ana $70 - $9 = <<70-9=61>>61 pesa zilizobaki.