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Least common denominator of 20 and 40?
40
Least common denominator for 8 and 20?
40
What is the least common denominator for nine eighths and seven twentieths?
the common denominator for 9/8 and 7/20 is 40. (45/40 and 14/40)
What is the least common denominator of 12 and 40?
120
What is the least common denominator of 3 over 20 and 9 over 40?
40 is.
What are the first common multiples of 4 and 5?
20... this is also known as the lowest common denominator.20 And 40
What is the GCD of 40 and 900?
The Greatest Common Divisor/Denominator is 20
What is a common denominator between 4 and 10?
A common denominator between 4 and 10 is the lowest common multiple of the two numbers, which is 20. In fractions, the denominator represents the total number of equal parts into which a whole is divided. To add or subtract fractions with different denominators, they must first be converted to have a common denominator, such as 20 in this case.
What is the lowest common denominator for one quarter and three tenths?
20
Common denominator of 67 and 40?
Since 67 and 40 have no common factors, the common denominator is simply 67 x 40.
How do you reduce 20 over 40 lowest fraction?
Divide the numerator and the denominator by their greatest common factor. In this case, that is 20.
How do you make it do that an improper fraction is able to be subtracted?
say you have 7/5 and 8/4. to subtract them, all you have to do is give them a common denominator (the number on the bottem) the lowest commen denominator (LCM) is 20 to get both of them with a denominator of 20 multiply by 4/4 and 5/5 respectivly. 7/5 x 4/4 = 28/20 8/4 x 5/5 = 40/20 then subtract. 40/20 - 28/20 = 12/20
