Least Common Multiple (LCM) of 110 and 77
The least common multiple (LCM) of 110 and 77 is 770.
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 110 and 77?
First, calculate the GCD of 110 and 77 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 110 ÷ 77 = 1 remainder 33 |
| 2 | 77 ÷ 33 = 2 remainder 11 |
| 3 | 33 ÷ 11 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 59 and 37 | 2183 |
| 195 and 198 | 12870 |
| 28 and 83 | 2324 |
| 83 and 72 | 5976 |
| 161 and 47 | 7567 |