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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.
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SteveA common denominator, though not the least, is 40.
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What is the lowest common denominator for 1 over 4 and 3 over ten?
20 is the lowest common denominator for 4 and 10.
What is the least common denominator for 10 4 and 2?
20
What is the common denominator of 4 10 5 and 25?
100
What is 3 over 10 minus 1 over 4?
To subtract fractions, you need to find a common denominator. The common denominator for 10 and 4 is 20. So, rewriting the fractions with a denominator of 20, we get 6/20 - 5/20 which equals 1/20.
How do you rewrite 4 over 17 and 3 over 10 with a common denominator?
4/17 can be written 40/170, and 3/10 can be written as 51/170. When written that way they have (least) common denominator 170.
