Function Machines
Bar Models
Equations
Finding the Unknown
Are you a risk taker?
200

          18

x6       30

          48

3

5

8

200

3x -3 =9

4 +3y =28

x=2

y=8


200

2x + 2y =28


𝑥= 1, 𝑦 = 13; 𝑥 = 2, 𝑦 = 12; 𝑥 = 3, 𝑦 = 11; 𝑥 = 4, 𝑦 = 10; 𝑥 = 5, 𝑦 = 9; 𝑥 = 6, 𝑦 = 8

200

An equilateral triangle has a side that is 4 cm long, what is the perimeter of this triangle?

12cm

300

5     

9      + 4    x2

4

18

26

16

300

Alex is y years old. Her friend Brett is 3 years older. The total of their ages is 25 How old are Alex and Brett?

Alex is 11 and Bret is 14

300

p is 4 more than q, write two equations to show the relationship between p and q.

p = 4 + q

q = p - 4

400

50

67      +18    -33

72

65

82

87

400

Dani thinks of a number. She doubles it and adds 3 She gets the answer 15 

a) Write an equation to represent Dani’s problem. 

b) Solve the equation to find her number.

a)2x +3 = 15

b) x=6

400

Aisha is buying some stationery for school. She spends exactly £1 List all the possible combinations of pencils and pens that Aisha could have bought.

Pencil=10p and Pen=15p

10 pencils, 0 pens; 7 pencils, 2 pen; 4 pencils, 4 pens; 1 pencil, 6 pens

400

Name 4 quadrilaterals.

Trapezium, Parallelogram, Rectangle, Rhombus, Square, Kite

500

7                            56

13       +?      x?      55

22                          64

+21  x2

M
e
n
u