Least Common Multiple (LCM) of 89 and 98
The least common multiple (LCM) of 89 and 98 is 8722.
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 89 and 98?
First, calculate the GCD of 89 and 98 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 89 ÷ 98 = 0 remainder 89 |
| 2 | 98 ÷ 89 = 1 remainder 9 |
| 3 | 89 ÷ 9 = 9 remainder 8 |
| 4 | 9 ÷ 8 = 1 remainder 1 |
| 5 | 8 ÷ 1 = 8 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 71 and 109 | 7739 |
| 93 and 82 | 7626 |
| 64 and 73 | 4672 |
| 131 and 180 | 23580 |
| 135 and 66 | 2970 |