Year 5 Mental Maths Facts Quiz

Intermediate Level

How many seconds in a two and a half minutes?

• 150 seconds

How many weeks in a year and a half?

• 78 weeks

How many days are there in May, June and July together?

• 92 days

What is 22:14 in 12 hour (analogue) time?

• 10.14pm

What is midnight in 24 hour (digital ) time?

• 00:00

Name this angle

• reflex

Name this triangle

• Equilateral triangle

What is the size of the missing angle?

• 63

? 2196

What is the size of the missing angle?

• 32

?

58

What is a 1 as a decimal? 5

• 0.2

What is 3 as a percentage? 4

• 75%

What is 0.03 as a fraction?

• 3

100

What is 35% as a decimal?

• 0.35

What is 0.7 as a fraction?

• 7

10

Which of the following numbers are prime?

1, 2, 3, 4, 5, 6, 7, 8, 9, 10

• 2, 3, 5, 7

What is 7 ?

• 49

2

What is the square root of 36?

• 6

What is the perimeter of this rectangle?

• 40 cm

7cm

13cm

What is the area of this rectangle?

• 91 cm

7cm

13cm

2

Convert 3.5 kilograms to grams.

• 3500g

Convert 230 millimetres to centimetres.

• 23 cm

What’s a ¾ of a litre in millilitres?

• 750 ml

What’s 0.6 of a kilometre in metres?

• 600m

0.3 + ? = 1

• 0.7

? + 0.35 = 1

• 0.65

How many faces does a square based pyramid have?

• 5

What is this shape called?

• hemisphere

What is this shape called?

• Quadrilateral

How many vertices does a tetrahedron have?

• 4

What number does this Roman Numeral represent IX?

• 9

What number does this Roman Numeral represent XC?

• 90

What number does this Roman Numeral represent D?

• 500