Y7/8 Maths

Number

100

13+(-25)

-12

200

-5 x (-12)

60

300

Use the correct order of operations to evaluate: 

46 - 5 x 12 - (2 - 5 x 2)

4

400

Evaluate the following if x=5 and y=-3:

6x-3y

39

500

There are two distinct pairs of numbers whose product is -6 and difference is 5. What are the two pairs of numbers?

-2, 3 or -3, 2

Algebra

100

Simplify x + 2x + 3x + 4x

10x

200

Expand 3 ( x + 5 ) 

3x + 15

300

Simplify 5a + 7b - 2a + 4b

3a + 11b

400

3a x b x 4a

12a²b

500

Expand & Simplify 3 ( x - 2 ) + 6 ( x + 4 ) 

9x + 18

Fractions

100

Simplify 18/36

1/2

200

Convert this mixed numeral to an improper fraction: 4 7/9

43/9

300

 2/5 divided by 6/10

2/3

400

2/5 + 3/10 + 4/15

29/30

500

8 7/12 - 4 7/9 + 2 1/3

6 5/36

Equations

100

Classify as true or false.

5w+1=11, if w=2

False

200

Solve:

8u+2=66

u=8

300

Solve 5y/2 +10 =30

y=8

400

60=3y+2(y+5)

y=10

500

A number is doubled, then 3 is added and the result is doubled again. This gives a final result of 34. Was is the original number?

x=7

Measurement

100

Convert 0.7 m into mm

700 mm

200

Perimeter of a square with a side length of 0.3 km

1.2 km

300

Area of a triangle with a base of 12mm and a height of 4mm

24 mm²

400

The floor of an office space is in the shape of a parallelogram. The longest sides are 9m and the perpendicular distance between them is 6m. What is the area of the office door?

54 m²

500

A wall has three square holes cut into it to allow for windows. The wall has a height of 2.4m and a length of 6m. The square has side length 1.2m. What is the remaining area?

10.08 m²