Adding and Subtracting Algebraic fractions

Adding and Subtracting Algebraic fractions

-Simplify

-Factorise

-Cancel out common factors

-least common denominator

-cross-multiplication

Multiple Choice

 $\frac{20af}{4a}$  

• 5a

• 5f

• 4a

• 4f

Multiple Choice

 $\frac{12abc}{4ab}$  

• 3a

• 3b

• 3ab

• 3c

Multiple Choice

 $\frac{45xyz}{45y}$  

• 0

• xyz

• yz

• xz

Multiple Choice

• 10a/10b

• 10a/5b

• 2a/b

• a/b

Multiple Choice

• 8m²/8n²

• 13m/4n

• 13m²/4n²

• 8m/8n

Multiple Choice

Simplify the expression

• n / 2m

• n / 3m

• (m² + 4n²) / 12m

• n / 4m

Multiple Choice

Simplify the expression

• 6x / 20xy

• 3 / 10y

• (6x+1) / (20xy)

• 3 / 20xy

Multiple Choice

Find the least common denominator of the expression

• 18

• 6x

• 3xy

• 6xy

Open Ended

Simplify this expression

 $\frac{2y}{3}+\frac{y}{9}$  

Open Ended

Simplify this expression

 $\frac{5p}{6}-\frac{q}{4}$  

Open Ended

Simplify this expression

 $\frac{a}{5}-\frac{b}{8}$  

Multiple Choice

• A

• B

• C

• D

Multiple Choice

• A

• B

• C

• D

Multiple Choice

Simplify the expression

Multiple Choice

Simplify:

• 4(x+5)/3(x+5)

• 4/3

• 3/4

• x+5