Years 7-8 Maths (3)

Algebra

100

24x - x

23x

200

3d - 5d + 7d

5d

300

18h - 5k + h - 3k

19h - 8k

400

7n x 8n

56n²

500

32w² / 8w

4w

Measurement

100

3.08 m = _______ cm

308 cm

200

7.02L = ________ mL

7020 mL

300

What is the perimeter of a rectangle with sides 6 cm and 9 cm?

30 cm

400

What is the area of a rectangle with side lengths 6 cm and 9 cm?

54 cm²

500

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

20 cm²

Probability

100

What is the sample space for rolling a six-sided die?

1, 2, 3, 4, 5, 6

200

What is the probability of rolling an odd number on a six-sided die?

1/2 or 0.5 or 50%

300

If there are 5 blue and 7 yellow marbles in a bag, what is the probability of drawing out a yellow marble?

7/12

400

When rolling two six-sided dice, what is the probability of getting a double?

6/36 or 1/6

500

In a standard deck of 52 cards, what is the probability of drawing a red 7?

2/52 or 1/26

Number

100

12 - 3 x 5

- 3

200

18 - 24/3 + 4 x 5

30

300

1 x 2 + 3 x 4 - 5 x 6

-16

400

sqrt(49) (11-8)^2

63

500

20 - [5 + (30 / 6)] - 

sqrt(100)

0

Geometry

100

What do we call an angle that measures 

180^0

Straight

200

What is the angle sum of a triangle?

180^0

300

Describe a scalene triangle

A triangle with all three angles and sides different.

400

What do we call a quadrilateral with opposite sides parallel?

Parallelogram

500

What is the angel sum of a quadrilateral?

360^0