How many combinations of 2 digits are possible using the digits 4 7 0 8 and 2?

Oh, dude, let me break it down for you. So, you've got 5 digits to choose from, right? And you're picking 2 of them. That's like choosing toppings for your Pizza - endless possibilities, man. So, the total number of combinations is 5 choose 2, which is 10. Easy peasy, lemon squeezy.