Asked by Sally

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

a) 1/4, 1/8

b)1/6, 1/18
Answered by Ms. Sue
Do it the same way I showed you before.
Answered by Sally
They said it's prime numbers though?
Answered by Ms. Sue
http://www.mathsisfun.com/prime-factorization.html

4 = 2 * 2

8 = 2 * 2 * 2

8 is the LCD

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