Question

Use prime factors to find the LCD for each pair of fractions.

a) 1/4, 1/8

b)1/6, 1/18

Answers

Ms. Sue
Do it the same way I showed you before.
Sally
They said it's prime numbers though?
Ms. Sue
http://www.mathsisfun.com/prime-factorization.html

4 = 2 * 2

8 = 2 * 2 * 2

8 is the LCD

Sally
Thank You !
Ms. Sue
You're welcome.

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