Mental Math Quiz (Grade 5)

What is 7,208 in figures?

• 7208

• 7028

• 7280

• 7082

How many pence are there in £18?

• 180 pence

• 1800 pence

• 18 pence

• 1080 pence

Convert 0.45 into a percentage.

• 45%

• 4.5%

• 0.45%

• 450%

What is 75 - 28?

• 47

• 43

• 53

• 58

What is 4.2 + 7.5?

• 10.7

• 11.3

• 12.5

• 9.8

15 × 12 = 180. What is 180 ÷ 15?

• 12

• 15

• 18

• 12

84 ÷ 10 is:

• 8.4

• 84

• 0.84

• 8

Which of these numbers is a prime number?

• 21

• 25

• 29

• 35

A triangle has two angles measuring 65° and 45°. What is the third angle?

• 70°

• 80°

• 85°

• 60°

If a shopping bill is £19.75, how much change will you get from £50?

• £30.25

• £31.25

• £29.25

• £20.25