Least Common Multiple (LCM) of 126 and 99
The least common multiple (LCM) of 126 and 99 is 1386.
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 126 and 99?
First, calculate the GCD of 126 and 99 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 126 ÷ 99 = 1 remainder 27 |
| 2 | 99 ÷ 27 = 3 remainder 18 |
| 3 | 27 ÷ 18 = 1 remainder 9 |
| 4 | 18 ÷ 9 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 79 and 191 | 15089 |
| 199 and 155 | 30845 |
| 23 and 43 | 989 |
| 60 and 18 | 180 |
| 123 and 122 | 15006 |