# Lcm of 8 18 and 30 dating

### Lcm of 8 18 and 30 dating - What are Factors?

What is a common factor? A common factor of two or more numbers is a number that exactly divides each of the given numbers. For instance, find the common factors of 12, 16 and What is a common multiple? A common multiple of any two or more given numbers is a number which is completely divisible by each of the given numbers. Find the common multiples of 4, 6 and 8. HCF of two or more numbers is the greatest or highest factor that is common to each of the given numbers.

For example, HCF of 12, 16 and 18 is 2. LCM of two or more numbers is the least or smallest multiple that is common to each of the given numbers. For example, LCM of 4, 6 and 8 is How to find HCF? We general use the prime factorization method and the division method to find the HCF of given numbers. Let us discuss the prime factorization method first. Prime Factorization method to find HCF In this method we first express the given numbers as a product of all the prime factors.

Then we multiply the common prime factors with least power to get the HCF. Find the least common multiple of 12 and List the first six multiples of Find the least common multiple of 24 and Is 48 a multiple of 24? Find the least common multiple of 6 and Do 6 and 11 have a common factor? Factors and Multiples b. Practice Find the LCM of each pair of numbers by listing multiples of each number.

Find the LCM of each pair. Hot dogs come 8 to a package. Buns come 6 to a package. What is the fewest number of packages of each you would have to buy so that you have exactly as many hot dogs as buns?

### :

Likewise, the factors of 20 are 1, 2, 4, 5, 10 and Circle pairs of common factors as you did to find GCF. We general use the prime factorization method and the division method to find the HCF of given numbers. For example, HCF of 12, 16 and 18 is 2.