A powerpoint for ratio classes from very beginning right up to year 11. Includes questions that are graded as a 9 too. Please let me know if this is helpful and any suggestions for improvement. Thanks and enjoy!
now with answers using bar model to all ACE questions at end
From years 7 to 11, this has the lot from definition of terms in algebra expanding single brackets then double brackets and the reverse from factorising linear to quadratic expressions with negative terms and coefficients of the x squared larger than 1. Hopefully a whole unit of work.