Year 8 Maths

Arithmetic and number

100

448 ÷ 8

56

200

Write down a prime number between 60 and 70

61 or 67

300

34 x 63

2142

400

448 ÷ 28

16

500

15x(2+6)²-26+13

947

Approximations & estimation

100

Round 19.617 to the nearest whole number

20

200

Round 0.81452 to three significant figures

0.815

300

Round 212.999724 to 2 decimal places

213.00

400

Estimate 7.2 x 9.8

70

500

A vet measures the mass of a goat at 37kg to the nearest kg. What is the least possible mass of the goat?

36.5 kg

Ratio & Proportion, Directed Numbers

100

Divide £40 in the ratio (3:5)

15 : 25

200

A wire 11 cm long has a mass of 187g. What is the mass of 22cm of this wire?

374g

300

-30 ÷ -5

6

400

(-2)^3

-8

500

If the scale of a map is 1:10 000, what will be the length on this map of a road which is 5km long?

50cm

Algebra

100

Factorise 5a+5b

5(a+b)

200

Solve 7 = x/2

14

300

Solve 2x+16=32

8

400

Factorise 5x²-15x

5x(x-3)

500

Expand 2xy(2x+5)

4x²y+10xy

Mr Tyrrell

100

Where did I go on my honeymoon?

Japan

200

What is my middle name?

Thomas

300

When is my birthday?

5th June

400

Where did I get married?

Santorini

500

What are my dogs names?

Pebbles and Hugo