Simplifying Expressions

Adding & Subtracting

100

3x + 5x

8x

200

7y - 2y + y

6y

300

4a + 6 + 2a - 3

6a + 3

400

5x² + 3x - 2x² + 7x

3x² + 10x

500

4y² + 3y - 2y² - y + 5

2y² + 2y + 5

Multiplying and Dividing

100

5a × -3a

-15a²

200

-2a² × 4ab

-8a³b

300

12x²y ÷ 3x

4xy

400

-6m²n × 2mn²

-3mn

500

20a³b² ÷ -4a²b

-5ab

Expanding Brackets

100

2(x + 3)

2x + 6

200

-4(a - 5)

-4a + 20

300

3x(x + 2)

3x² + 6x

400

5a(-3b + a)

-15ab + 5a²

500

(x + 4)(x + 2)

x² + 6x + 8

Expanding & Simplifying

100

2(x + 3) + 4

= 2x + 6 + 4 

= 2x + 10

200

3(a - 2) + a

= 3a - 6 + a

= 4a - 6

300

5x - 2(x + 1)

= 5x - 2x - 2

= 3x - 2

400

4(y - 3) + 2(y + 5)

= 4y - 12 + 2y + 10

= 6y - 2

500

3(x + 2) - 2(x - 4) + x

= 3x + 6 - 2x + 8

= x + 14

BONUS

100

What is Mrs Nolte's daughter's name?

Zoe

200

What football team does Mrs Nolte barrack for?

Hawthorn

300

Where is the first aid office located?

Back of office building

400

What is the best selling book of all time?

The Christian Bible

500

What is the little dot above the lowercase 'i' called?

Tittle