Least Common Multiple (LCM) of 77 and 110
The least common multiple (LCM) of 77 and 110 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 77 and 110?
First, calculate the GCD of 77 and 110 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 77 ÷ 110 = 0 remainder 77 |
| 2 | 110 ÷ 77 = 1 remainder 33 |
| 3 | 77 ÷ 33 = 2 remainder 11 |
| 4 | 33 ÷ 11 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 102 and 23 | 2346 |
| 72 and 146 | 5256 |
| 43 and 128 | 5504 |
| 95 and 39 | 3705 |
| 123 and 136 | 16728 |