A common denominator is 7.A common denominator is 7.A common denominator is 7.A common denominator is 7.
210
1/6 + 1/7 needs to have common denominators to be successfully added. 6 and 7 are most common multiples of 42. We can achieve the common denominator by multiplying the fraction by the denominator of the other fraction. 1/6 (7) + 1/7 (6) = 7/42 + 6/42 = 13/42 which is the simplest form of the fraction.
They are not fractions, so they do not have denominators.
The least common denominator of 6,7, and 8 is the least common multiple of those numbers. This is 168.
A common denominator is 7.A common denominator is 7.A common denominator is 7.A common denominator is 7.
The easiest way to find a common denominator of two numbers is to multiply them. Therefore, one of the common denominators for 6 and 7 would be 42 (7 x 6). This method will not necessarily produce the lowest common denominator, but it will determine one. For example, multiplying 4 and 6 will give you 24 as a common denominator. However, the lowest common denominator for 4 and 6 is 12.
42
It is 42
210
210
84
126
It is: 42
It is 210
84
7 x 6 x 5 = 210