## Numbers

### 1.   Multiples and Factors

•   Multiples
•   Common Multiples
•   LCM - Lowest Common Multiple
•   Factors
•   Common Factors
•   HCF - Highest Common Factor

### 2.   Fractions

•   Images
•   Simplify
•   Convert mixed numbers to top heavy
•   Convert top heavy to mixed numbers
•   Add when denominator is the same
•   Add when denominator is different
•   Subtract when denominator is the same
•   Subtract when denominator is different
•   Multiply
•   Divide
•   Rule 1 - add subtract when denominator is same
•   Rule 2 - add subtract when denominator is different
•   Rule 3 - multiply
•   Rule 4 - divide

### 3.   Percentages

•   Percentages %
•   Percentages - convert decimal to %
•   Percentages - convert fraction to %
•   Percentages - calculate % number
•   Percentages - calculate % change
•   Percentages - calculate % in reverse

### 4.   Long Multiplication and Division

•   Long Multiplication - box method
•   Long Multiplication - traditional method
•   Long Multiplication - with decimals
•   Long Division without a remainder
•   Long Division with a remainder

### 5.   Powers

•   Squares
•   Cubes
•   Powers
•   Powers - multiply
•   Powers - divide

### 6.   Roots

•   Square Roots
•   Cube Roots
•   Roots
•   Roots - multiply
•   Roots - divide

### 7.   Surds

•   Surds
•   Surds - multiply
•   Surds - divide
•   Surds - reduce
•   Surds - rationalise
•   Powers and Roots
•   Powers Roots and Surds

### 8.   Other stuff

•   Standard Form - large numbers
•   Standard Form - small numbers
•   Ratios
•   Order of maths operations - BIDMAS BODMAS