Least Common Multiple (LCM) of 77 and 188
The least common multiple (LCM) of 77 and 188 is 14476.
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 188?
First, calculate the GCD of 77 and 188 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 77 ÷ 188 = 0 remainder 77 |
| 2 | 188 ÷ 77 = 2 remainder 34 |
| 3 | 77 ÷ 34 = 2 remainder 9 |
| 4 | 34 ÷ 9 = 3 remainder 7 |
| 5 | 9 ÷ 7 = 1 remainder 2 |
| 6 | 7 ÷ 2 = 3 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 78 and 151 | 11778 |
| 97 and 125 | 12125 |
| 148 and 104 | 3848 |
| 96 and 77 | 7392 |
| 163 and 17 | 2771 |