Here are the most requested Math tutorials:

Multi-digit Addition: **Click Here to see Example**

Multi-digit Subtraction: **Click Here to see Example**

Long Division: **Click Here to see Example**

Here is a list of numeracy terms which you may find useful.

**Acute Angle**

- an angle that measures between 0 and 90 degrees.

**Addition (Click Here to see Example)**

- the process of calculating the total of two or more numbers.

**Apex**

- the vertex (point) that is furthest from the base.

**Area**

- the size of a surface

- the space inside a boundary

**Array**

- objects or numbers arranged in rows and columns

**Average**

- is one score that tries to show the 'middle' of a group of scores

- to find the average add all the scores and divide by how many scores there are

**Bisect**

- to divide something into two equal parts

**Capacity**

- how much something holds

- is measured in millilitres (mL), litres (L) and kilolitres (kL)

**Circumference**

- the curved edge of a circle

**Classify**

- arrange in groups according to attributes

**Common Denominator**

- a denominator that all fractions in a group can be changed to

**Composite Number**

- a number which has more than two factors

**Coordinates**

- two numbers (or letters) which tell position on a grid

- the horizontal number is written before the vertical number

- they are written in bracketswith a comma between them

**Cross**-**section**

- what you see when an object is cut through

**Cubed Number**

- a number formed when another number is multiplied by itself three times

**Diagonal**

- a straight line that is drawn inside a shape from one vertex to another

**Diameter**

- a straight line drawn from one point on the circumference of a circle through the centre to another point on the circumference of the circle

**Displacement**

- how much water rises when an object is placed in it

**Divisor**

- the number used to divide by

**Edge**

- where two faces meet

**Ellipse**

- a curved shape like a squashed circle

**Equilateral Triangle**

- a triangle which has three equal sides

- its angles are all 60 degrees

**Equivalent**

- having the same value

**Equivalent Factions**

- factions which have the same value

**Estimate**

- to make a close guess

- it is never and exact answer

**Even Number**

- a whole number that can be divided exactly by 2

- ends in 0, 2, 4, 6 or 8

**Factor**

- a whole number that divides exactly into another number

**Fraction**

- a part of a group or of a whole number

**Geometry**

- a part of mathematics which deals with 2D and 3D space

- shapes, objects, size, position

**Gross**

- twelve dozen or 144

** Horizontal**

- parallel to the horizon

- side to side

**Hypotenuse**

- the side opposite the right angle in a right-angled triangle

**Improper Fraction**

- a fraction which has a numerator bigger than its denominator

**Intersect**

- to cut across each other

**Isosceles Triangle**

- has two equal sides

- the angles opposite the equal sides are also equal

**Jump Strategy**

- an aid to mental addition or subtraction

- jump by parts of the number

**Long Division (Click Here to see Example)**

- arithmetical division in which the divisor has two or more figures, and a series of workings is made as successive groups of digits of the dividend are divided by the divisor, to avoid excessive mental calculation.

**Lowest Common Denominator**

- the lowest number that can be used for the denominator of a group of fractions

**Mass**

- matter in an object

- is measured in grams, kilograms, tonnes

**Mean**

- another name for average

**Median**

- the middle score (or scores) when a set of scores are written in order of size

**Millennium**

- a thousand years

**Minimum**

- the least amount

**Mixed Number**

- has a whole number and a proper fraction

**Multiple**

- the product of two or more factors

**Net**

- a flat pattern that can be used to make a 3D object

**Notation**

- a special way of writing numbers or mathematical expressions

**Numeral**

- a symbol (or group of symbols) that stand of a number

**Numerator**

- the top number in a fraction

- tells us how many parts we have

**Oblong**

- another name for a rectangle that is not a square

**Obtuse Angle**

- is an angle larger than a right angle but smaller than a straight angle

- measures between 90 and 180 degrees

**Ordinal Number**

- tells position

- 1st, 2nd, 3rd, 4th, 5th etc.

**Parallel Lines**

- are two or more lines that will never meet no matter how far they are drawn

**Perimeter**

- the distance around the outside of a shape

- add the lengths of all the sides

**Perpendicular**

- at right angles to the horizon

**Perpendicular Lines**

- lines that intersect at right angles

**Plane Shape**

- a 2D shape that is drawn on a flat surface

**Polygon**

- a 2D shape with three or more sides and angles

- name comes from Greek words meaning many and angle

**Prime Factor**

- a factor that is a prime number

**Prime Number**

- a number that has only two factors: itself and one

**Prism**

- a 3D object

- it has two identical ends which give the prism its name

- all other faces are rectangles

**Probability**

- the chances of something happening

- words such as possible, certain, unlikely, sure, impossible, most likely etc. are used for probability

**Product**

- the answer when two or more numbers aere multiplied

**Proper Fraction**

- the numerator is smaller than the denominator

**Protractor**

- an instrument used the measure or draw angles

**Quadrant**

- a quarter of a circle

- formed by two radii drawn at right angles to each other

**Quadrilateral**

- a polygon with four straight sides

**Quotient**

- the answer when one number is divided by another

**Radius**

- the distance from the centre of a circle to the circumference

**Reflex Angle**

- an angle that measures between 180 and 360 degrees

**Remainder**

- the amount left over when one number cannot be divided exactly by another

**Right Angle**

- an angle that measures 90 degrees

**Scalene Triangle**

- a triangle that has sides of different lengths

**Sector**

- a part of a circle bounded by two radii and an arc

**Segment**

- a part of a circle bounded by a chord and an arc

**Sequence**

- a list of numbers or objects which are in a special order

**Sphere**

-a 3D object shaped like a ball

**Square Number**

- when a number is multiplied by itself the answer is a square number

- a square number can always form a square pattern

**Square Root**

- of a given number is the number that when multiplied by itself, makes the given number

**Straight Angle**

- an angle which looks like a straight line

- always measures 180 degrees (2 right angles)

**Subtract (Click Here to see Example)**

- take away a number or amount from another to calculate the difference.

**Symbol**

- a sign or letter used instead of words eg plus, minus, equals etc.

**Symmetry**

- when one half of a shape is a reflection of the other half

- when folded on an axis of symmetry the two halves fit exactly on top of each other

**Table**

- numbers or quantities arranged in rows and columns

**Tangram**

- a traditional Chinese puzzle

- a square cut into one parallelogram, one square and five triangles

**Three-Dimensional**

- an object that has height, width and depth

**Tonne**

- a unit of mass

- 1000 kilograms = 1 tonne

- abbreviation is (t)

**Two-Dimensional**

- a shape that only has two dimensions; length and width (height)

**Vertical**

- at right angles to the horizon

**Volume**

- the amount of space an object occupies