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January 31, 2015

January 31, 2015

Posted by **Julie** on Saturday, February 19, 2011 at 11:32pm.

2/3 - 3/4 Bottom of complex fraction

- algebra -
**Helper**, Sunday, February 20, 2011 at 10:24am(2/5 - 1/3)/(2/3 - 3/4)

Find the LCD for the numerator, 15

Find the LCD for the denominator, 12

(6/15 - 5/15)/(8/12 - 9/12) =

(1/15)/(-1/12)

Invert the denominator and multiply,

1/15 * -12/1 = -12/15

Reduce the fraction

-12/15 = - 4/5

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