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Discover apps people built on Collabby by chatting. Run them, then remix to make them yours.

Divide fraction bars by common factors to see the size stay the same, then use the greatest common factor to reach the simplest form in one step.

by Anonymous

Break numbers down into prime factors and compare the exponents to work out the greatest common divisor and the least common multiple.

by Anonymous

Compare two numbers' factors and multiples in Venn diagrams and a bus timeline to find the greatest common factor and lowest common multiple.

by Anonymous

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