# Mammoth Maths Index

- Misc
- 2 part ratio and dealing with decimals
- 2 part ratio and dealing with fractions
- 2 part ratio and dividing up amounts
- 2 part ratios - simplifying integers
- 2 times table
- 3 part ratio and dealing with decimals
- 3 part ratio and dealing with fractions
- 3 part ratio and dividing up amounts
- 3 part ratios - simplifying integers
- 3 times table
- 4 times table
- 5 times table
- 6 times table
- 7 times table
- 8 times table
- 9 times table
- 10 times table
- 11 times table
- 12 times table
- A
- Acute angle
- Adding and subtracting signs directly near each other
- Adding column vectors
- Adding fractions = think half
- Adding vectors
- Addition
- Adjacent and the world of cosine
- Algebra
- Alternative to remember area and circumference of a circle
- Always make y the subject of the formula
- And Or
- Angles
- Another way to remember the horizontal and vertical gradients
- Arc of a sector
- Area of a parallelogram
- Area of a sector
- Area of a trapezium or trapezoid or parallelogram
- Area of a triangle
- Asymmetrical
- Asymmetrical
- Averages
- B
- Bad ways to sample 1- opportunity sampling
- Bad ways to sample 2 - voluntary sampling
- Bar graph
- Bias
- BIDMAS
- Binomial
- Bisect
- C
- Cardinal, ordinal and nominal numbers
- Census
- Chord
- Cluster estimating
- Cluster sampling
- Coefficient
- Coefficient
- Column vectors
- Common core addition - Line addition
- Common core addition - Number bonds
- Common core division
- Common core multiplication
- Common core subtraction - counting up method
- Common core subtraction - Number line subtraction
- Comparing Mean, Median and Mode
- Complete the square
- Completing the square (difficult)
- Completing the square example 1
- Completing the square example 2
- Completing the square example 3
- Completing the square example 4
- Composite functions
- Compound interest
- Congruency rules
- Congruent
- Convert between a mixed number and an improper fraction
- Convert between an improper fraction and a mixed number
- Coordinates
- Cosine examples
- Cosine rule
- Creating your own tessellation
- Cube
- D
- Decagon
- Decimals to Percentages
- Decimals to percentages
- Decimal to fraction - Non repeating
- Decimal to fraction - Repeating
- Decimal to fractions
- Dependent probability
- Dice game of probability
- Difficult examples
- Difficult examples
- Difficult proportional examples
- Direct proportion verses inverse proportion
- Dividing fractions = think half
- Dividing fractions think Kentucky Chicken fried
- Dividing or multiplying by negatives
- Dividing or multiplying inequalities
- Dividing or multiplying three-part inequalities by negatives
- Division
- Does my line have a +VE or -VE gradient
- E
- Enlarging or reducing parabolas
- Equation of a horizontal line
- Equation of a vertical line
- Equilateral
- Estimating
- Estimating and rounding
- Estimating difficult questions
- Estimating using compatible numbers
- Exact answers
- Examples
- Examples NOT using cosine rule
- Examples NOT using sine rule
- Examples of area of a triangle
- Examples of inequalities and graphs
- Examples of perpendicular lines
- Examples of perpendicular lines
- Examples using cosine rule
- Examples using sine rule
- Exam style questions
- Exponents
- Exponents
- Exterior angles of polygons
- External angles of a regular polygon
- F
- Factor
- Factor
- Factorising examples
- Factorising examples
- Factorising quadratics (difficult)
- Factorising quadratics (easy)
- Factorising quadratics (easy) example 1
- Factorising quadratics (easy) example 2
- Factorising quadratics (easy) example 3
- Fairness
- Fibonacci sequence
- Finding all prime numbers between 1 to 100
- Finding all the prime numbers to 100
- Finding a number
- Finding a percentage
- Finding the bisect
- Finding the original number
- Finding vector positions
- Formula for a straight line
- Formula for nth term of a sequence - multiplication
- Formula for the nth term of a sequence - Consistent difference
- Formula for the nth term of a sequence - Consistent difference between differences
- Fractions
- Fractions of an amount
- Fractions to percentages
- Fraction to decimal
- Front end estimating
- Frustums
- Function of x
- Fun with simultaneous equations
- Further explanation
- Further indices - Adding
- Further roots
- G
- General exam questions
- Geometry
- Gradient - Rise and run
- Graphical simultaneous equations
- Graphs
- H
- Heptagon
- Hexagon
- Highest and lowest number it can be
- Highest common factor (HCF)
- Histogram
- Horizontal and vertical gradients
- How do you find the centre of rotation?
- How do you know?
- How do you work out logarithm tables
- How many radians in a full circle?
- How to convert numbers into Roman numerals
- How to convert Roman numerals into numbers
- How to learn the multiplication table

- How to make X the subject of a formula
- How to plot the cosine curve
- How to plot the sine curve
- How to remember
- How to remember rounding
- How to remember surds
- How to remember the order of Roman numerals
- How to remember the standard deviation
- Hypotenuse
- Hypotenuse
- I
- If adding is your aim
- If subtracting is your aim
- Improper fraction
- Independent probability
- Index laws
- Indices and calculators
- Indices and decimal places
- Indices and double negatives
- Indices examples
- Indices law 1
- Indices law 2
- Indices law 3
- Indices law 4
- Indices law 5
- Indices law 6
- Indices law 7
- Indices law 8
- Indices law 9
- Inequalities
- Inequalities and dividing by a variable
- Inequalities and equal numbers
- Inequalities and graphs
- Inequalities and graphs example 2
- Inequalities and graphs example 3
- Inequalities and graphs example 4
- Inequalities and graphs example 5
- Inequalities and integers
- Inequalities and number lines
- Inequalities where x is on the right
- Integer
- Intercept theorem examples
- Intercept theorem summary
- Interior angles of polygons
- Internal angle of a regular polygon
- Interpreting parabola formulas
- Inverse proportion
- Irrational number
- Irrational numbers
- Is a number (term) in a sequence?
- Isosceles
- L
- Leading question
- Less than or greater than 1st method
- Less than or greater than 2nd method
- Less than or greater than 3rd method
- Less than or greater than equations
- Like terms
- Logarithms
- Logarithms - divide large number traditionally
- Logarithms - multiplication
- Logarithms - multiplying large numbers traditionally
- Logs and base
- Log tables and anti log tables
- Lowest common multiple (LCM)
- M
- Manipulating parabolas
- Manipulating parabolas further examples
- Maths percentages
- Mean
- Mean, Median, Mode and Range
- Median
- Midpoint theorem examples
- Mixed number
- Mode
- Multiplication
- Multiplication - Traditional method
- Multiplication fractions = think half
- Multiplication table
- Multiplication works both ways
- Multiplying and dividing negatives
- Multiplying brackets
- Multiplying by itself
- Multiplying column vectors
- Multi stage sampling
- Mutually exclusive
- N
- Negative indices on the bottom
- Next few terms in a sequence
- Nonagon
- Non not mutually exclusive
- Notation for recurring decimals
- Number bases and binary
- Number bonds to ten
- O
- Obtuse angle
- Octagon
- Opposites and the world of sine
- Opposites divided by adjacent and the world of tan
- Ordering fractions by size - Method 1
- Ordering fractions by size - Method 2
- Ordering fractions by size - Method 3
- P
- Parabola
- Parabola formula
- Parabolas - Double the distance from the x axis
- Parabolas - Double the distance from the y axis
- Parabolas - Half the distance from the x axis
- Parabolas - Half the distance from the y axis
- Parallel lines
- Parallel lines
- Parenthesis
- Pentagon
- Percentage of a percentage
- Percentage rate of interest
- Percentages to Decimals
- Percentages to fractions
- Percentage to decimals
- Perpendicular lines
- Perpendicular lines
- Pi
- Plotting lines on graph paper
- Polygon
- Polygon
- Powers and calculators
- Powers and roots
- Powers and roots
- Practical examples of trigonometry
- Prime factors
- Prime number
- Prime number
- Prime numbers and the KGB
- Prime numbers and the KGB
- Prime numbers at a glance
- Prime numbers at a glance
- Probability
- Probability and rolling 3 dice
- Probability line
- Probability line examples
- Probability tree
- Probability tree- overall probabilities
- Probability tree examples
- Proportional or directly proportional
- Proportion in maths (not the same as English language definition)
- Pythagoras theorem explanation 2
- Q
- Quadratic equation
- Quadratic formula solver
- Quadratic formula to find nth term of a sequence method 2
- Quadratic formula to find nth term of a sequence method 3
- Quadrilateral
- R
- Radian
- Radians and the good news
- Radical
- Radical - Root sign
- Radius of a circle
- Random sampling
- Rationalise - turn into fraction
- Rationalise the denominator
- Rational number
- Rational numbers
- Ratios and maps
- Ratios in the form 1:n or n:1
- Ratio vs proportion
- Reciprocal
- Reference anti log tables
- Reference log tables
- Reflecting parabolas
- Reflecting simple parabolas
- Reflection
- Reflex angle
- Regular
- Remember index laws
- Remembering positive or negative gradients
- Remember logarithms
- Remember standard deviation and percentages
- Remember the circumference and area of a circle formula
- Remember the formula for a straight line
- Remember the formula for the gradient
- Representing vectors

- Resizing
- Resizing examples
- Rhombus
- Right angle
- Roman numeral calculator/ generator
- Roman Numerals from 1 to 1000
- Roman numerals from 1000 to 1 million
- Roman numerals greater than 1000
- Roots
- Rotating simple parabolas
- Rotation
- Rotation - using logic
- Rotation - using pencil compass
- Rounding - simplify
- Rounding and difficult nines
- Rounding makes calculations easier
- Rounding makes it simpler to communicate
- S
- Sampling
- Scalene
- Segment
- Sequence
- Sequence and patterns order of easiness
- Sequence and recognising patterns
- Sequence and recognising patterns simple nth term
- Sequence pattern 1
- Sequence pattern 2
- Sequence pattern 3
- Significant figures
- similar
- Simple interest
- Simplifying fractions
- Simplifying square roots
- Simultaneous equations
- Simultaneous equations - the substitution method
- Sine examples
- Sine rule
- Sketch the bell curve
- Skewed distribution
- Slanting triangles
- Solving two-part inequalities
- Squared numbers
- Square root
- Standard (index) form
- Standard deviation
- Standard deviation and examples
- Standard deviation formula
- Standard form addition
- Standard form and moving decimal places
- Standard form calculations
- Standard form difficult examples
- Standard form divide
- Standard form mnemonic
- Standard form multiply
- Standard form subtraction
- Statistics and sampling
- Stratified sampling
- Subject of a formula
- Substituting values of `x`
- Subtracting column vectors
- Subtracting fractions = think half
- Subtracting vectors
- Subtraction traditional method
- Summary
- Summary Fractions
- Summary indices laws to remember
- Summary inequalities
- Summary of all upper and lower boundary calculations
- Summary of keywords
- Summary probability
- Sum of all internal angles of a polygon
- Supplementary and complimentary angles
- Surd
- Surd
- Surface area cylinder
- Surface area of a cone
- Surface area of a sphere
- Surface area pyramid
- Surface areas formula, cubes, cylinders, pyramids, cones and spheres
- Symmetric
- Symmetric
- Systematic sampling
- T
- Tangent
- Term
- Term
- Tessellation
- Tessellations and graph questions
- Tetrahedron
- Thales intercept theorem
- Thales midpoint theorem
- The anti log tables
- The circumference of a circle
- The circumference of a circle experiment
- The diameter of a circle
- The log tables
- The most famous parabola
- The most famous probability examples
- The Rules
- The sine curve and cosine curve
- The sine curve overlaid on the cosine curve
- The slope or gradient of a line
- The total interior angles of a heptagon = 900
- The total interior angles of a hexagon = 720
- The total interior angles of an octagon = 1080
- The total interior angles of a pentagon = 540
- The total interior angles of a square (or rectangle) = 360
- The total interior angles of a triangle = 180
- The value of each Roman numeral
- The `nth` term of a sequence
- Three-part inequalities
- Three-part inequalities on a number line
- Three dimensions
- Three part ratios
- To remember a radian
- Total exterior angle of a polygon
- Total internal angle of any polygon can be worked out from triangles
- Transforming
- Translate
- Translating parabolas
- Trapezium or trapezoid
- Triangles
- Triangles and the nth term
- Trigonometry - sin cos tan
- Two dimensions
- Two part ratios
- U
- Upper and lower bound
- Upper and lower boundary addition
- Upper and lower boundary and logic
- Upper and lower boundary difficult examples
- Upper and lower boundary division
- Upper and lower boundary mixed
- Upper and lower boundary multiplication
- Upper and lower boundary subtraction
- Using the quadratic formula solver example 1
- Using the quadratic formula solver example 2
- Using the quadratic formula solver example 3
- Using the quadratic formula solver example 4
- Using the quadratic formula solver example 5
- Using the quadratic formula to find nth term of a sequence
- Using the standard deviation formula
- V
- Variable
- Variable
- Vector
- Vectors and arrows
- Vector worked examples
- Venn diagram
- Vertex
- Vertex
- Volume examples
- Volume of a sphere
- Volume of cones
- Volume of cubes
- Volume of cylinders
- Volume of rectangular based pyramids
- Volume of square based pyramids
- Volume of triangular based pyramids
- Vulgar fraction
- W
- What does c represent
- What does standard deviation really mean
- What regular shapes can be tessellated and how can you tell?
- When you're given coordinates
- Where can mirror lines go?
- Where does the cosine rule come from?
- Where does the quadratic formula come from?
- Where does the sine rule come from?
- Why learn Roman numerals?
- Why must a heptagon add up to 900 (in pictures)
- Why must a hexagon add up to 720 (in pictures)
- Why must an octagon add up to 1080 (in pictures)
- Why must a pentagon add up to 540 (in pictures)
- Why must a square add up to 360 (in pictures)
- Why use standard (index) form for large numbers?
- Why use standard (index) form for small numbers?
- Worked examples
- Z
- Z axis