posted by corie

Express the fractions 1/2, 3/16, and 7/8 with an LCD.

A. 1/4, 3/4, 7/4
B. 1/32, 3/32, 7/32
C. 4/8, 6/8, 14/8
D. 8/16, 3/16, 14/16

1. Ms. Sue

32 is not the LOWEST common denominator. Which other denominator is divisible by 2, 8, and 16?

2. corie

ummmm 4?

3. Ms. Sue

Can you divide 4 by 8 or 16 and get a whole number?

4. corie

no, it would be a decimal. im so confused. and im late! its not b, what is it?

5. Ms. Sue

16/16 = 1
16/8 = 2
16/4 = 4

The LCD is obviously 16.

http://www.mathsisfun.com/tables.html

7. matt

its letter A

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