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

### Instruction:
 Todd ana $20. Ananunua mikate ya pipi 4 ambayo kila moja inagharimu $2. Ana kiasi gani cha pesa kimesalia kwa Todd?


### Response:
 Mikate ya pipi inagharimu 4*2= $<<4*2=8>>8.
Todd ana 20-8= $<<20-8=12>>12 kimesalia.