Least Common Multiple (LCM) of 77 and 94
The least common multiple (LCM) of 77 and 94 is 7238.
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 94?
First, calculate the GCD of 77 and 94 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 77 ÷ 94 = 0 remainder 77 |
| 2 | 94 ÷ 77 = 1 remainder 17 |
| 3 | 77 ÷ 17 = 4 remainder 9 |
| 4 | 17 ÷ 9 = 1 remainder 8 |
| 5 | 9 ÷ 8 = 1 remainder 1 |
| 6 | 8 ÷ 1 = 8 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 191 and 23 | 4393 |
| 170 and 160 | 2720 |
| 55 and 42 | 2310 |
| 164 and 130 | 10660 |
| 137 and 91 | 12467 |