Year 7-8 Maths (4)

Fractions

100

What is half of $110?

$55

200

Find one third of 120 kg

40 kg

300

1/4 * 60

15

400

Express 20% as the simplest fraction

1/5

500

Express 0.666666... as the simplest fraction

2/3

600

What is one quarter of one third?

1/12

Decimals

100

Arrange in ascending order: 1.53, 1.509, 1.5

1.5, 1.509, 1.53

200

Round off 35.4509 correct to 1 decimal point.

35.5

300

Write  3/5  as  a  decimal

0.6

400

What is 1.2²

1.44

500

What is 2.7 divided by 0.3?

9

600

Write 30.05% as a decimal

0.3005

Percentages

100

Write the following as a percentage: 

3/4

75%

200

Write 0.216 as a percentage

21.6%

300

Find 10% of 48 km

4.8 km

400

Find 30% of $400

$120

500

1/3 = %

33.333333...%

600

Increase 100 by 10% and then decrease that result by 10%. What is the result?

99

Angles

100

What do we call an angle less than 90⁰

Acute

200

What do we call an angle between 180⁰ and 360⁰

Reflex

300

How many degrees are there in a triangle?

180⁰

400

If I multiply a right angle by 4, what sort of angle results?

Revolution

500

What is the angle sum of a quadrilateral?

360⁰

600

What is the size of each angle of an equilateral triangle?

60⁰

Area

100

What is the area of a square of side length 6 cm?

36 cm²

200

What is the area of a rectangle of side lengths 12 cm and 6 cm?

72 cm²

300

What is the area of a triangle with base 8 m and height 5 m?

20 m²

400

What is a area of a parallelogram with base 12 cm and height 8 cm?

96 cm²

500

What is the total area of a square of side 4 cm and a rectangle of dimensions 6 cm and 7 cm?

58 cm²

600

What is a total area of a rectangle with sides 20 m and 5 m and a triangle with base 14 m and height 10 m?

170 m²

Algebra

100

5h + 8h

13h

200

17k - k

16k

300

9n x 7n

63n²

400

(32d)/8

4d

500

7a² + 3a x 5a

22a²

600

17y - 15e - y + 8e

16y - 7e