Algebraic Fractions

An expression which is made up of constants, and variables along with algebraic operations.

• Algebraic Fraction

• Algebraic Expression

• Denominator

• Numerator

A fraction whose numerator and denominator are algebraic expressions.

• Algebraic Fraction

• Algebraic Expression

• Numerator

• Denominator

A rational number that represents the part or a proportion of a whole.

• Fraction

• Numerator

• Denominator

• Vinculum

The number or expression above the fraction bar that indicates the part of a whole.

• Fraction

• Numerator

• Denominator

• Vinculum

The fractional bar that separates the numerator and denominator in a fraction.

• Fraction

• Numerator

• Denominator

• Vinculum

An equation that connects two or more variables.

• Fraction

• Formula

• Subject of the Formula

• Single variable

A single variable that appears only on the left side of the formula.

• Fraction

• Formula

• Subject of the formula

• Single variable

Simplify: $\frac{3x-21}{7x-x^2}$  

•  $\frac{3x-21}{7x-x^2}$  

•  $\frac{3}{7}$  

•  $\frac{3}{x}$  

•  $\frac{-3}{x}$  

Given that: $\ \ S=\ 180\left(n-2\right)$ , find n when S= 360

• 3

• 4

• 5

• 6

     Given the formula $A=\ \frac{1}{2}\left(a+b\right)h$ , express h as the subject of the formula.

•  $h=\ \frac{A}{2\left(a+b\right)}$  

•  $h=\ \frac{2\left(a+b\right)}{A}$  

•  $h=\ \frac{A}{\left(a+b\right)^2}$  

•  $h=\ \frac{2A}{\left(a+b\right)}$