Least Common Multiple (LCM) of 130 and 99
The least common multiple (LCM) of 130 and 99 is 12870.
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 130 and 99?
First, calculate the GCD of 130 and 99 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 130 ÷ 99 = 1 remainder 31 |
| 2 | 99 ÷ 31 = 3 remainder 6 |
| 3 | 31 ÷ 6 = 5 remainder 1 |
| 4 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 161 and 65 | 10465 |
| 116 and 85 | 9860 |
| 145 and 39 | 5655 |
| 180 and 29 | 5220 |
| 173 and 152 | 26296 |