least common denominator
The least common multiple of the denominators of two or more fractions.
The difference between any two consecutive terms in an arithmetic square.
The sum of data divided by the number of items in the data set, also called the average.
In a set of data, the middle number of the ordered data, or the mean of the two middle numbers.
A decimal whose digits end. Can be written as a fraction with a denominator of 10, 100, 1000 and so on.
A sequence in which the difference between any two consecutive terms is the same.