Least Common Multiple (LCM) of 25 and 22
The least common multiple (LCM) of 25 and 22 is 550.
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 25 and 22?
First, calculate the GCD of 25 and 22 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 25 ÷ 22 = 1 remainder 3 |
| 2 | 22 ÷ 3 = 7 remainder 1 |
| 3 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 139 and 58 | 8062 |
| 124 and 97 | 12028 |
| 38 and 108 | 2052 |
| 45 and 71 | 3195 |
| 110 and 21 | 2310 |