91Ó°ÊÓ

Find each sum or difference.

$48−55$

Find the mean, median, and mode for each set of data.

{8, 7, 5, 19}

Find each sum or difference.

$−15+6$

Name the set or sets of numbers to which each real number belongs.

$\frac{56}{7}$

Evaluate the expression ${12}^3$.

Find the following quotient.

$4÷\left(-\frac{2}{7}\right)$

Calculate the perimeter of garden.

Consuelo and James are writing an algebraic expression for three times the sum of n squared and 3. Is either of them correct? Explain your reasoning.

Use the Distributive Property to rewrite each expression. Then evaluate.

$\left(11-4\right)3$

Use the percent proportion to find each number.

What number is 110% of 51?