Least Common Multiple (LCM) of 49 and 112
The least common multiple (LCM) of 49 and 112 is 784.
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 49 and 112?
First, calculate the GCD of 49 and 112 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 49 ÷ 112 = 0 remainder 49 |
| 2 | 112 ÷ 49 = 2 remainder 14 |
| 3 | 49 ÷ 14 = 3 remainder 7 |
| 4 | 14 ÷ 7 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 199 and 55 | 10945 |
| 50 and 162 | 4050 |
| 118 and 80 | 4720 |
| 138 and 118 | 8142 |
| 164 and 155 | 25420 |