Mainly for my own benefit, but below is the collection of worked examples with self explanation prompts that I've written over the years
PowerPoint files containing all the slides in an editable format can be found at the bottom of the page. Jump to bottom
Blog posts on how I developed them can be found here:
Addition in Standard Form page 2
Addition in standard form page 1
Bounds with calculations
Comparing Coefficients Surds
Decimal Multiplication page 1
Decimal Multiplication page 2
Dividing fractions
Dividing fractions
Estimating
Fractional indices
Fractions of an amount
Greatest safely
HCF for larger numbers
HCF by division
LCM by division
LCM for larger numbers
Negative powers
Order of Operations
Percentage Change with multiplier
Percentage increase with multiplier
Percentage multipliers
Rationalising Denominators
Reverse Percentages
Standard Form