Expressions, Equations, and Functions

Evaluate the expression $20-7+8^2-7\cdot 11$.

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

$\sqrt{\mathbf{28}}$

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

$\frac{56}{7}$

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

$-\sqrt{22}$

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

$\frac{36}{6}$

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

$-\frac{5}{12}$

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

$\frac{18}{3}$

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

$\sqrt{10.24}$

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

$-\frac{54}{19}$

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

$\sqrt{\frac{82}{20}}$

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

$-\frac{72}{8}$

Graph each set of numbers

$\left\{\frac{7}{5}, -\frac{3}{5}, \frac{3}{4}, -\frac{6}{5}\right\}$

Find each product or quotient.

$54÷\left(-6\right)$

Find each product or quotient.

$-23\left(5\right)$

Find each product or quotient.

$-200÷2$

Write each repeating decimal as a fraction in simplest form.

$0.\overline{5}$

Write each repeating decimal as a fraction in the simplest form.

$0.\overline{4}$

Write each repeating decimal as a fraction in the simplest form.

$0.\overline{13}$

Write each repeating decimal as a fraction in simplest form.

$0.\overline{21}$

Simplify each square root.

$-\sqrt{25}$

Simplify each square root.

$\sqrt{1.44}$

Simplify each square root. 

$+\sqrt{\frac{16}{49}}$

Simplify each square root.

$\sqrt{361}$

Simplify each square root.

$\sqrt{49}$

Simplify each square root.

$\pm \sqrt{0.64}$

Simplify each square root.

$-\sqrt{6.25}$

Simplify each square root.

$\sqrt{\frac{25}{324}}$

Estimate each square root to the nearest whole number.

$\sqrt{31}$

Estimate each square root to the nearest whole number.

$\sqrt{24}$

Estimate each square root to the nearest whole number.

$\sqrt{112}$

Estimate each square root to the nearest whole number.

$\sqrt{152}$

Evaluate the expression $5\cdot 4\left(10-8\right)+20$.

Evaluate the expression $15-\left[10+{\left(3-2\right)}^2\right]+6$.

Evaluate the expression $\frac{{\left(4+5\right)}^2}{3\left(7-4\right)}$.

Evaluate each expression if $a=2$, $b=6$ and $c=4$.

$a^2\left(3b+5\right)÷c$

Evaluate each expression if $d=4$, $f=3$ and $g=12$.

$5d+\left(6f-g\right)$

Find each sum or difference.

$-8+13$

Evaluate each expression.

$9^2$

Find each sum or difference.

$11+\left(-19\right)$

Evaluate each expression.

$4^4$

Find each sum or difference.

$-19-8$

Evaluate each expression.

$3^5$

Find each sum or difference.

$-77+\left(-46\right)$

Find each sum or difference.

$12-34$

Evaluate the expression $\left(2+5\right)4$.

Find each sum or difference.

$41+\left(-56\right)$

Evaluate the expression $\left[8\left(2\right)-4^2\right]+7\left(4\right)$.

Find each sum or difference.

$50-82$

Evaluate each expression.

$\frac{11-8}{1+7\cdot 2}$

Find each sum or difference.

$-47-13$