Upcoming lesson · 58 of 98
AMC 8
GCD and LCM Product
This lesson is part of the course plan. Its explanations and practice are being prepared.
What this lesson will cover
- State the identity GCD(a,b) times LCM(a,b) equals a times b
- Use the identity to find one value given the other three
- Apply the identity to simplify a contest problem
40 minutes planned · Difficulty 4/10