Least Common Multiple (LCM) of 102 and 30
The least common multiple (LCM) of 102 and 30 is 510.
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 102 and 30?
First, calculate the GCD of 102 and 30 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 102 ÷ 30 = 3 remainder 12 |
| 2 | 30 ÷ 12 = 2 remainder 6 |
| 3 | 12 ÷ 6 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 49 and 123 | 6027 |
| 186 and 53 | 9858 |
| 127 and 183 | 23241 |
| 130 and 118 | 7670 |
| 24 and 110 | 1320 |