Select 2 unique numbers from 31 to 77
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 1,081
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 2,162
If order does not matter (e.g. most lottery numbers): 1,081
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 2,162