Least Common Multiple (LCM) of 28 and 92
The least common multiple (LCM) of 28 and 92 is 644.
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 28 and 92?
First, calculate the GCD of 28 and 92 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 28 ÷ 92 = 0 remainder 28 |
| 2 | 92 ÷ 28 = 3 remainder 8 |
| 3 | 28 ÷ 8 = 3 remainder 4 |
| 4 | 8 ÷ 4 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 192 and 31 | 5952 |
| 114 and 150 | 2850 |
| 130 and 200 | 2600 |
| 41 and 49 | 2009 |
| 74 and 104 | 3848 |