Least Common Multiple (LCM) of 99 and 63
The least common multiple (LCM) of 99 and 63 is 693.
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 99 and 63?
First, calculate the GCD of 99 and 63 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 99 ÷ 63 = 1 remainder 36 |
| 2 | 63 ÷ 36 = 1 remainder 27 |
| 3 | 36 ÷ 27 = 1 remainder 9 |
| 4 | 27 ÷ 9 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 92 and 134 | 6164 |
| 154 and 105 | 2310 |
| 152 and 66 | 5016 |
| 41 and 85 | 3485 |
| 158 and 94 | 7426 |