Least Common Multiple (LCM) of 66 and 198
The least common multiple (LCM) of 66 and 198 is 198.
What is the Least Common Multiple (LCM)?
The LCM of two integers is the smallest positive integer that is divisible by both numbers. It is often used to find common denominators and solve problems involving periodic events.
Formula for LCM
The LCM of two numbers can be calculated using their GCD:
LCM(a, b) = |a × b| ÷ GCD(a, b)
How to Calculate the LCM of 66 and 198?
First, calculate the GCD of 66 and 198 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 66 ÷ 198 = 0 remainder 66 |
| 2 | 198 ÷ 66 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 170 and 151 | 25670 |
| 39 and 135 | 1755 |
| 73 and 99 | 7227 |
| 182 and 120 | 10920 |
| 165 and 14 | 2310 |