Least Common Multiple (LCM) of 60 and 72
The least common multiple (LCM) of 60 and 72 is 360.
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 60 and 72?
First, calculate the GCD of 60 and 72 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 60 ÷ 72 = 0 remainder 60 |
| 2 | 72 ÷ 60 = 1 remainder 12 |
| 3 | 60 ÷ 12 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 187 and 176 | 2992 |
| 90 and 116 | 5220 |
| 199 and 68 | 13532 |
| 136 and 66 | 4488 |
| 33 and 164 | 5412 |