0. Review of Algebra

Write each percent as a fraction. Give answers in lowest terms.

$180\%$

Write each percent as a fraction. Give answers in lowest terms.

$7.5\%$

Write each percent as a fraction. Give answers in lowest terms.

$2.5\%$

Write each fraction as a percent.

$\frac{4}{5}$

Write each fraction as a percent.

$\frac{3}{25}$

Write each fraction as a percent.

$\frac{7}{50}$

Write each fraction as a percent.

$\frac{9}{20}$

Write each fraction as a percent.

$\frac{2}{11}$

Write each fraction as a percent.

$\frac{4}{9}$

Write each fraction as a percent.

$\frac{9}{4}$

Write each fraction as a percent.

$\frac{8}{5}$

Determine whether each statement is true or false. If false, correct the right side of the equation. (2/3)² = (3/2)²

Determine whether each statement is true or false. If false, correct the right side of the equation. (3x²)^-1 = 3x^-2

Simplify each expression. See Example 1. (9³)(9⁵)

Simplify each expression. See Example 1. (4²)(4⁸)