Transcript Fraction IX Least Common Multiple Least Common Denominator

Least Common Multiple
By Monica Yuskaitis
Product

The answer to a multiplication
problem.
6 X 6 = 36
What is the product?
7 X 8 = 56
What is the product?
8 X 9 = 72
Multiple

The product of a whole number
multiplied times any other whole
number.
Some multiples of 6
6, 12, 18, 24, 30, 36, 42
Name some multiples of 5
5, 10, 15, 20, 25, 30, 35
Name some multiples of 7
7, 14, 21, 28, 35, 42, 49
Name some multiples of 4
4, 8, 12, 16, 20, 24, 28
Name some multiples of 9
9, 18, 27, 36, 45, 54, 63
Common Multiple

A number that is a multiple
of two or more numbers.
Some multiples of 3 & 6
6, 12, 18, 24, 30, 36, 42
What are some Common
Multiples for 2 & 8?
8, 16, 24, 32, 40, 48, 56
What are some Common
Multiples for 4 & 6?
12, 24, 36, 48, 60, 72
What are some Common
Multiples for 3 & 7?
21, 42, 63
What are some Common
Multiples for 5 & 10?
10, 20, 30, 40, 50, 60
Least Common Multiple

The smallest common multiple
of a set of two or more
numbers.
5 = 5, 10, 15, 20, 25, 30
6 = 6, 12, 18, 24, 30, 36
What is the Least Common
Multiple of 3 & 8
3 = 3, 6, 9, 12, 15, 21, 24
8 = 8, 16, 24, 32, 40, 48
What is the Least Common
Multiple of 4 & 8
4 = 4, 8, 12, 16, 20, 24
8 = 8, 16, 24, 32, 40, 48
What is the Least Common
Multiple of 6 & 8
6 = 6, 12, 18, 24, 30, 36
8 = 8, 16, 24, 32, 40, 48
What is the Least Common
Multiple of 4 & 10
4 = 4, 8, 12, 16, 20, 24
10 = 10, 20, 30, 40, 50,
What is the Least Common
Multiple of 3 & 9
3 = 3, 6, 9, 12, 15, 21,
9 = 9, 18, 27, 36, 45, 54