How Many Combinations Can You Make with 123?
That is a total of 7 combinations.

How many number combinations can you make with 3 digits?

There are, you see, 3 x 2 x 1 = 6 possible ways of arranging the three digits. Therefore in that set of 720 possibilities, each unique combination of three digits is represented 6 times.

How many three digit numbers can be formed from the digits 123?

Thus, The total number of 3-digit numbers that can be formed = 5 × 5 × 5 = 125.
Alexander Ross

Alexander Ross

Gaming, Esports & Interactive Media Writer

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.

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