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## Greatest Common Divisor / Lowest Common Multiple

What is the largest number that can divide two numbers without a remainder? What is the smallest number that is divisible by two numbers without a remainder? See more

# Greatest Common Divisor

What is the common divisor of $$33$$ and $$55$$ except $$1$$?

Simplify$\dfrac{2^2 \times 3}{2 \times 3 \times 5} .$

What is the greatest common divisor of 35 and 91?

What is the greatest common divisor of $$6 \times 35$$ and $$8 \times 15$$?

Simplify $\dfrac{15}{20}.$

Details and assumptions:
- You may use the fact that $$15= 3 \times 5$$ and $$20 = 4 \times 5$$.

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