Least Common Multiple (LCM) of 111 and 99
The least common multiple (LCM) of 111 and 99 is 3663.
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 111 and 99?
First, calculate the GCD of 111 and 99 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 111 ÷ 99 = 1 remainder 12 |
| 2 | 99 ÷ 12 = 8 remainder 3 |
| 3 | 12 ÷ 3 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 85 and 178 | 15130 |
| 42 and 130 | 2730 |
| 131 and 100 | 13100 |
| 137 and 78 | 10686 |
| 167 and 89 | 14863 |