Jacaranda Maths Quest 7 Australian Curriculum, learnON and PrintNaplan Practice vii About This Resource viii Acknowledgements xiv Powering up for Year 7 xvii 1 Positive integers 1 1. 1 Overview 2 1. 2 Place value 4 1. 3 Strategies for adding and subtracting positive integers 10 1. 4 Algorithms for adding and subtracting positive integers 16 1. 5 Multiplying positive integers 25 1. 6 Dividing positive integers 34 1. 7 Rounding and estimating 41 1. 8 Order of operations 45 1. 9 Review 52 Answers 62 2 Positive and