Maths facts reminders

Maths Facts/Reminders City of Bristol College

Length
1 metre is 100 centimetres
1 metre is 1000 millimetres
1 centimetre is 10 millimetres
1 kilometre is 1000 metres

Capacity
1 litre is 100 centilitres
1 litre is 1000 millilitres
1 centilitre is 10 millilitres

Weight
1 gram is 1000 milligrams
1 kilogram is 1000 grams
1 tonne is 1000 kilograms

Averages
Mean: add up all the numbers then divide by how many there are
Median: the middle number
Mode: the most frequent number
Range: the difference between highest and lowest

Temperature
Water boils at 100 ◦ C
Water freezes at 0 ◦ C
Blood temperature is about 37 ◦ C

Order of operations
B – Brackets
I – Indices
D – Divide
M – Multiply
A – Add
S - Subtract

Fractions
Number on top of a common fraction: numerator
Number on bottom of a common fraction: denominator
To turn a fraction into a percentage,
multiply by 100

Conversion
An inch is approximately 2.5 cm (2.54)
A kilogram is approximately 2.2 lb
A litre is approximately 1.75 pints
A mile is approximately 1.6 km
A km is approximately 0.62 miles

Area and Volume
Distance round the edge is the Perimeter
The edge of a circle is the Circumference
Half of Diameter is Radius
Area of a rectangle is Length x Width
Volume of a cuboid is Length x Width x Height

Now try to remember...

Length
1 metre is ____ centimetres
1 metre is ____ millimetres
1 centimetre is ____ millimetres
1 kilometre is ____ metres

Capacity
1 litre is ___ centilitres
1 litre is ____ millilitres
1 centilitre is __ millilitres

Weight
1 gram is ____ milligrams
1 kilogram is ____ grams
1 tonne is ____ kilograms

Averages
Mean: _______________ then ______ by ___ ____ _____ ___
Median: the ______ number
Mode: the ____ ________ number
Range: the _________ between _______ and ______

Temperature
Water boils at ____
Water freezes at ____
Blood temperature is about ____

Order of operations
B – ________
I – _______
D – ______
M – ________
A – ___
S - ________

Fractions
Number on top of a common fraction: _________
Number on bottom of a common fraction: ___________
To turn a fraction into a percentage,
________ by ___

Conversion
An inch is approximately ___ cm ( ____ )
A kilogram is approximately ___ lb
A litre is approximately ____ pints
A mile is approximately ____ km
A km is approximately ____ miles

Area and Volume
Distance round the edge is the _________
The edge of a circle is the _____________
Half of the Diameter is the ______
Area of a rectangle is ______ x _____
Volume of a cuboid is ______ x ____ x ______

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Maths facts reminders

by Steve Bishop on Mar 09, 2010

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Maths facts reminders — Presentation Transcript