Least Common Multiple (LCM) of 91 and 98
The least common multiple (LCM) of 91 and 98 is 1274.
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 91 and 98?
First, calculate the GCD of 91 and 98 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 91 ÷ 98 = 0 remainder 91 |
| 2 | 98 ÷ 91 = 1 remainder 7 |
| 3 | 91 ÷ 7 = 13 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 87 and 125 | 10875 |
| 183 and 168 | 10248 |
| 175 and 111 | 19425 |
| 31 and 20 | 620 |
| 162 and 108 | 324 |