1112 , 524 , 38

The mean of a set of numbers is the sum divided by the number of terms.

1112+524+383

To write 1112 as a fraction with a common denominator, multiply by 22.

1112⋅22+524+383

Write each expression with a common denominator of 24, by multiplying each by an appropriate factor of 1.

Multiply 1112 and 22.

11⋅212⋅2+524+383

Multiply 12 by 2.

11⋅224+524+383

11⋅224+524+383

Combine the numerators over the common denominator.

11⋅2+524+383

Simplify the numerator.

Multiply 11 by 2.

22+524+383

Add 22 and 5.

2724+383

2724+383

To write 38 as a fraction with a common denominator, multiply by 33.

2724+38⋅333

Write each expression with a common denominator of 24, by multiplying each by an appropriate factor of 1.

Multiply 38 and 33.

2724+3⋅38⋅33

Multiply 8 by 3.

2724+3⋅3243

2724+3⋅3243

Combine the numerators over the common denominator.

27+3⋅3243

Simplify the numerator.

Multiply 3 by 3.

27+9243

Add 27 and 9.

36243

36243

Cancel the common factor of 36 and 24.

Factor 12 out of 36.

12(3)243

Cancel the common factors.

Factor 12 out of 24.

12⋅312⋅23

Cancel the common factor.

12⋅312⋅23

Rewrite the expression.

323

323

323

323

Multiply the numerator by the reciprocal of the denominator.

32⋅13

Cancel the common factor.

32⋅13

Rewrite the expression.

12

12

Divide.

0.5

Find the Mean (Arithmetic) 11/12 , 5/24 , 3/8