YR7 Algebra Review!

Like Terms

100

Simplify: 

7x + 8x

15x

200

Simplify:

6a + 8a - 2a 

12a

300

Simplify: 

8ab + 5b - 2ba + 3b

6ab + 8b

400

Simplify:

5ab² + 3a - ab² - a

4ab² + 2a

500

Simplify:

8b + 4ab + 8a²b - ab + 3ba² - 3b

5b + 3ab + 11a²b 

Multiplication

100

Simplify:

3a x 8 

24a

200

Simplify:

b x b 

b²

300

Simplify:

5 x a x b x 10

50ab

400

Simplify:

6ab x 2bc

12ab²c

500

Simplify AND collect like terms:

(3a x 4b) + 3b + 9ab

21ab + 3b

Division

100

Simplify: 

6ab / b

6a

200

Simplify:

21xy / 7x

3y

300

Simplify:

4a²b / 12ab

1a / 3

400

Simplify:

12a²bc / 15ab²

4ac / 5b

500

Simplify:

The quotient of 24a³b²c and 12abc³

2a²b / c²

Substitute

100

Substitute and evaluate the expression below if a = 2: 

3a

6

200

Substitute and evaluate the expression below if a = 2 and b=5: 

2b - 3a

4

300

Substitute and evaluate the expression below if a= 3, b = 4 and c =2: 

4a - c + 2b

18

400

Substitute and evaluate the expression below if a = 10 b = 1 and c = 8: 

3a - (2b + c)

20 

500

Substitute and evaluate the expression below if a = 10 b = 1 and c = 8: 

a² + c/2 - (bc)

96

Create Expression

100

6 more than k

k + 6

200

6 less than a

a - 6

300

the sum of a and b is doubled

2(a+b)

400

5 more than the quotient of x and y

(x/y) + 5

500

a to the power of 2, subtracted from the product of 4 and x

4x - a^2