MASM Assembly Language questions

The four-byte sequence 0xCB 0x2A 0x2F 0x9A stored in consecutive memory cells in a little-endian architecture represents ___________ (decimal) when interpreted as a 32-bit signed integer. I think the answer is -1708184885.0000

The four-byte sequence 0xC6 0x85 0x4F 0x86 stored in consecutive memory cells in a little-endian architecture represents ___________ (decimal) when interpreted as a 32-bit signed integer.

Please show how you got these answers. thanks.