Least Common Multiple (LCM) of 180 and 170
The least common multiple (LCM) of 180 and 170 is 3060.
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 180 and 170?
First, calculate the GCD of 180 and 170 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 180 ÷ 170 = 1 remainder 10 |
| 2 | 170 ÷ 10 = 17 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 114 and 85 | 9690 |
| 118 and 92 | 5428 |
| 21 and 123 | 861 |
| 179 and 25 | 4475 |
| 108 and 195 | 7020 |