Question

Least common multiples are most helpful for

A
adding and subtracting fractions
B
B
reducing fractions
с
multiplying and dividing fractions
D
finding the greatest common factor

Answer 1

A

Explanation:

Least common multiples are most helpful for adding and subtracting fractions because in order to add and subtract fractions you need to find a common denominator. If you want to do that you have to use least common multiples.