Read the revision notes one at a time, with a quick check after each one. Get one wrong and you can look back at the note and try again, then there's a final round of the ones you missed.
Arithmetic operators
Exponentiation
Arithmetic expressions
Assigning Calculations and Strings
Order of operations
Updating Variables and Running Totals
Quotient and remainder
Using integer division and modulo
Arithmetic in Python programs
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