What is the missing numbers?

?, 3.2, 2.4,?, 0.8

The first missing number is 4 and the second missing number is 1.6

Each number goes up by an increment of. 8 so ... 3.2 +.8 = 4 and. 8 +.8 = 1.6

You can find this pattern by subtracting 3.2 and 2.4 to get a difference of. 8