Algebra addition squares 0 Overview Using this Resource Connecting to the Curriculum Marking Student Responses Further Resources This task is about working with the addition of algebraic expressions. Fill in the boxes in the order they are numbered, so that each row and column equals 6a – 3b when the expressions in it are added. Task administration: This task is completed with pencil and paper only. Level: 5 Curriculum info: Maths, Number and Algebra, Equations and expressions Key Competencies: Thinking Keywords: algebraic expressions, addition, problem solving, linear equations Description of task: Students write algebraic expressions which make equations true. Curriculum Links: Key competencies This resource involves identifying and implementing strategies to solve a multistep problem. This relates to the Key Competency: Thinking. For more information see http://nzcurriculum.tki.org.nz/Key-competencies Answers/responses: Y10 (11/1999) 1. 2a 2. 2a – b 3. 2a – 2b 4. 3a 5. a – b easy easy easy both 4 and 5 correct – moderate Algebra arrays Auntie's age Delivering papers Equivalent expressions II Matching expressions Factorising expressions I Expanding expressions Algebra multiplication squares Simplifying expressions Garden perimeter and area Lawn algebra Writing expressions Organising the school dance Equivalent expressions I Factorising expressions II Length, area and algebra Factorising expressions III Using a formula II Working out perimeters Rewriting formula Solving by substitution

This task is about working with the addition of algebraic expressions. Fill in the boxes in the order they are numbered, so that each row and column equals 6a – 3b when the expressions in it are added.