Least Common Multiple (LCM) of 180 and 178
The least common multiple (LCM) of 180 and 178 is 16020.
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 178?
First, calculate the GCD of 180 and 178 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 180 ÷ 178 = 1 remainder 2 |
| 2 | 178 ÷ 2 = 89 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 85 and 79 | 6715 |
| 198 and 164 | 16236 |
| 158 and 98 | 7742 |
| 123 and 55 | 6765 |
| 170 and 151 | 25670 |