Least Common Multiple (LCM) of 143 and 99
The least common multiple (LCM) of 143 and 99 is 1287.
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 143 and 99?
First, calculate the GCD of 143 and 99 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 143 ÷ 99 = 1 remainder 44 |
| 2 | 99 ÷ 44 = 2 remainder 11 |
| 3 | 44 ÷ 11 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 67 and 39 | 2613 |
| 173 and 163 | 28199 |
| 104 and 178 | 9256 |
| 195 and 133 | 25935 |
| 77 and 137 | 10549 |