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January 24, 2015

January 24, 2015

Posted by **Dani.** on Wednesday, September 5, 2012 at 9:16pm.

- Algebra 1 -
**Ms. Sue**, Wednesday, September 5, 2012 at 9:20pm2/7 - 1/4 + 9/14

One way to find the LCD is to find the multiples of the largest denominator. It must be also divisible by the other denominators.

14, 28, 42

Ah -- 28 is also divisible by 7 and 2.

The LCD is 28.

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