Select 7 unique numbers from 80 to 90
        Total possible combinations (ways)
        
If order does not matter (e.g. most lottery numbers): 330
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,663,200 (~2 million)
            
                If order does not matter (e.g. most lottery numbers): 330
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,663,200 (~2 million)



