Important Facts I need to know Number 5

What is 0.2 as a fraction?

2 10

What is a whole one as a percentage?

100%

What is a half as a percentage?

50%

What is 25% as a fraction?

1 4

What is a tenth as a percentage?

10%

What is 1% as a fraction?

1 100

What is ¾ as a percentage?

75%

What is 5kg in grams?

5000g

What is 250cm in metres?

2.5m

What is a factor?

a number that divides exactly into another number

Name two factors of 12?

3,4 Not the only answer. What other factors are there?

What is 18:00 on a 12 hour clock?

6pm

What is 9.30pm using 24 hour notation?

21:30

What is 18mm to the nearest centimetre?

2cm

What is a multiple?

A number made by multiplying together two numbers. 12 is a multiple of 6 and 2 since 6 x 2 = 12

Name two multiples of 6.

36,60 Not the only answer. What other multiples are there?

Write two fractions that are equivalent to ¼

Not the only answers – can you think of more?

How can you calculate the perimeter of a shape?

Measure the distance around the outside of the shape

How can you calculate the area of a rectangle or square?

length x width

What is 2500ml in litres?

2.5 litres

What is 25 litres in millilitres?

25 000

What is the name of an angle that measures 35 degrees?

acute

What is the name of an angle that measures 137 degrees?

obtuse

How big is a reflex angle?

More than 180 degrees but less than 360 degrees

What is 6.7 cms in millimetres?

67mm