In mathematics, the lowest common denominator or least common denominator (abbreviated LCD) is the least common multiple of the denominators of a set of fractions. It simplifies adding, subtracting, and comparing fractions.
Both!
The same process is used to find both. The only difference is the function of the numbers. When we're talking about fractions, we use the term least common denominator.
I'm not sure if you got the right abbreviation of that term. LCD = Least Common Denominator = 1 GCD = Greatest Common Denominator = 17 LCM = Least Common Multiple = 34
Multiply every term in the equation by a common denominator of all the fractions. The least common denominator (if different) will result in smaller numbers that you then have to work with but it is not essential that you use it.
Lowest common denominator
That term doesn't exist as a practical matter. Since numbers don't stop, the greatest common numerator is infinite. You might be thinking of the least common denominator.
LCM is an abbreviation for "least common multiple."
If the numerator and denominator are prime numbers and not equal then they don't have common factors (except 1 which would be a common factor even if the numerator and denominator were prime numbers).
Divide the numerator and the denominator by their highest common factor.
9/10 is already in its lowest term.
One word would be "common" as in "greatest common factor" or "least common multiple".
1. change the dissimilar fractions to similar fractions by getting the L.C.D or the least common denominator. 2. add the whole numbers and write down the given denominator. 3. reduce the answer to lowest term if possible.