Easter Y8

Factorising

100

4x + 10

2(2x + 5)

200

15x - 25

5(3x - 5)

300

21b + 28

7(3b + 4)

400

50k - 125

25(2k - 5)

500

6x² - 9x

3x(x - 3)

Expanding

100

3(a + 5)

3a +15

200

7(2b + 8)

14b +56

300

9(3 - 4f)

27 - 36f

400

12x(2x - 5)

24x² - 60x

500

8a(3b + 6a)

24ab + 48a²

Substitution

100

Value of 3a when a = 5

3 x 5 = 15

200

Value of 3b + 5 when b = 9

3 x 9 + 5 = 32

300

Value of 5c - 4 when c = 4

5 x 4 - 4 = 16

400

Value of 5d + 12 when d = -2

5 x -2 + 12 = 2

500

Value of e² + 20 when e = 5

5 x 5 + 20 = 45

Negative Numbers

100

10 + - 4

10 - 4 = 6

200

26 - - 12

26 + 12 = 38

300

- 8 + - 5 

- 8 - 5 = -13

400

- 15 x - 3

45

500

-20 ÷ 4 x -2

10

Random Maths

100

15.3 + 7.45

22.75

200

7²

49

300

HCF of 16 and 24

8

400

35% of 220

30% = 66

5% = 11

35% = 77

500

3 + (5 x 2)²

103