Least Common Multiple (LCM) of 72 and 88
The least common multiple (LCM) of 72 and 88 is 792.
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 72 and 88?
First, calculate the GCD of 72 and 88 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 72 ÷ 88 = 0 remainder 72 |
| 2 | 88 ÷ 72 = 1 remainder 16 |
| 3 | 72 ÷ 16 = 4 remainder 8 |
| 4 | 16 ÷ 8 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 164 and 57 | 9348 |
| 169 and 122 | 20618 |
| 166 and 44 | 3652 |
| 106 and 68 | 3604 |
| 195 and 191 | 37245 |