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Discover apps people built on Collabby by chatting. Run them, then remix to make them yours.
Draw Again, Sit in a Circle
When the rules change a little, the way we count changes too. Compare three kinds by moving them with your hands: arrangements where repeats are allowed, circular arrangements that match when rotated, and arrangements with repeated letters.
#math#repetition#circular+2
by Anonymous⭐ 1🍴 0
How Many Ways to Fill the Spots
Different order, different result—fill spots from left to right, multiply the “choices left,” count the tree diagram’s leaves to see the multiplication rule, then continue to n! using every spot.
#math#permutation#counting+2
by Anonymous⭐ 1🍴 0