Least Common Multiple (LCM) of 175 and 98
The least common multiple (LCM) of 175 and 98 is 2450.
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 175 and 98?
First, calculate the GCD of 175 and 98 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 175 ÷ 98 = 1 remainder 77 |
| 2 | 98 ÷ 77 = 1 remainder 21 |
| 3 | 77 ÷ 21 = 3 remainder 14 |
| 4 | 21 ÷ 14 = 1 remainder 7 |
| 5 | 14 ÷ 7 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 153 and 78 | 3978 |
| 77 and 84 | 924 |
| 168 and 132 | 1848 |
| 68 and 12 | 204 |
| 173 and 54 | 9342 |