LCD
posted by ALi .
I need a reveiw on how to use the LCD least common denominator
to add and subtract

LCD 
SraJMcGin
Thank you for using the Jiskha Homework Help Forum. Hopefully, this will help:
http://www.helpwithfractions.com/leastcommondenominator.html 
LCD 
SraJMcGin
P.S. Something here may also help:
1. http://www.lessontutor.com/sv1.html
2. http://www.math.com/school/subject1/lessons/S1U4L3DP.html 
LCD 
Serena
Is 6/28 the lowest common denominator or 3/7
Respond to this Question
Similar Questions

Algebra
Find the LCD for the given rational expressions, and convert each rational expression into an equivalent rational expression with the LCD as the denominator. 3 5 ,  84a 63b 4b 6 ,  75a 105ab Can someone here help me … 
Intermediate Algebra
Am I going in the right track? 8x 1/x + 5x  3/2x = 16x^2  2x/2x^2 + 5x^2  3x/2x^2 16x^2  2x + 5x^2  3x/2x^2 =21x^2  5/2x^2 Find the LCD 6/7z 28, 8/x^2 4x = 7x(x4) Simplify 3x^2  2x/15x10 = x/5 Let's start by looking at 
Math
Please help me I am terrible at math, and this is my last class before graduation.. 1. Find the value of X... x/6x/8=1 2. Find the value of X...x/x2x+1/x=8/x^22x 3. Find the value of X...5/x+6+2/x^2+7x+6=3/X+1 4.Find the value … 
algebra
Reduce to lowest terms 3x6/x^24x+4 perform operation w^21/(w1)2 times w1/w^2+2w+1 Find LCD and convert rational express. to equivalent rat. exp. with LCD as the denominator: 4/a6 , 5/6a 
math
Find the least common denominator (LCD) for fractions with the given denominators. 1/3 + 5/12 + 4/5 
math
Find the least common denominator (LCD) for fractions with the given denominators 13/15  11/20=2/5? 
Algebra LCD
whats the lowest common denominator LCD with x^225 and x+5 
Algebra I
**Match each word or phrase w/ its definition** Word Bank: A) least common multiple (LCM) B) repeating decimal C) reciprocals D) dimensional analysis E) terminating decimal F) least common denominator (LCD) G) multiple ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ … 
Algebra
A. Find the LCD for the given rational expression. B. Rewrite them as equivalent rational expressions with the least common denominator. 5/a^2+5a+4, 4a/a^2+3a+2 
Algebra
A. Find the LCD for the given rational expression. B. Rewrite them as equivalent rational expressions with the least common denominator. 5/a^2+5a+4, 4a/a^2+3a+2