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

### Instruction:
Yves and his siblings ordered pizza and asked to have it cut into 16 slices.  During dinner time, they only ate one-fourth of it. The next day, Yves ate one-fourth of the remaining pizza. Then his two siblings ate 2 slices each. How many slices of pizza were left?

### Response:
 16 ชิ้น * 1/4 กิน = <<16*1/4=4>>4 ชิ้นเหลือ
4 ชิ้น * 1/4 กิน = <<4*1/4=1>>1 ชิ้นเหลือ
4 ชิ้น - 2 ชิ้น = <<4-2=2>>2 ชิ้นเหลือ