Least Common Multiple (LCM) of 175 and 80
The least common multiple (LCM) of 175 and 80 is 2800.
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 175 and 80?
First, calculate the GCD of 175 and 80 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 175 ÷ 80 = 2 remainder 15 |
| 2 | 80 ÷ 15 = 5 remainder 5 |
| 3 | 15 ÷ 5 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 191 and 81 | 15471 |
| 121 and 189 | 22869 |
| 117 and 162 | 2106 |
| 116 and 109 | 12644 |
| 132 and 77 | 924 |