Whitney says that to add fractions with diffrent denominatros, you always have to multiply the denominators to find the common unit; for example 1/4 1/6=6/24 4/24 show whitney how she could have chosen a denominator smaller than 24,and solve the problem?

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

What is another way to express 36 +32

Ineed with number 6 , explain how to get 1978