# Stage 2 Year A NSW Maths Unit 15 Addition and Subtraction Teaching Slides 2026 **Price:** $12.99 AUD **Seller:** TeachBuySell Seller **Year Levels:** year3, year4 **Subjects:** mathematics ## Description (seller-submitted) These teaching slides complement Stage 2 Year A of the NSW Mathematics Sample Units of Work, Unit 15, released in 2026. Unit Description: This unit provides students with opportunities to develop a range of flexible addition and subtraction strategies. Students explore the meaning of the equals sign as representing equivalence and apply their skills to calculations with money, including finding change. NSW Outcomes: MA2-AR-01 selects and uses mental and written strategies for addition and subtraction involving 2- and 3-digit numbers MA2-AR-02 completes number sentences involving addition and subtraction by finding missing values MAO-WM-01 develops understanding and fluency in mathematics through exploring and connecting mathematical concepts, choosing and applying mathematical techniques to solve problems, and communicating their thinking and reasoning coherently and clearly The Working mathematically processes (communicating, understanding and fluency, reasoning, and problem solving) should be embedded within the concepts being taught. Attribution is given to: © State of New South Wales (Department of Education), 2026. This is a perfect time saver for you and your classroom. Have smooth transitions between lessons. Please note: that due to copyright licensing, little prep may be required on your part as I am not able to insert all resources into the teaching slides. I will provide prompts within the slides to ensure you know exactly what resources need to be inserted and on what slides to ensure that the flow of your lesson is fluid and seamless. What's Included: An entire teaching slide. A simplified unit of work. Links to online interactive games to enhance student engagement. This is just one of many for the entire year!!! Take the stress out of planning and organising. Walk into your classroom feeling organised and prepared to teach your lesson. These “load and go” teaching slides have been purposefully created to make maths lesson delivery seamless, engaging, … [truncated] --- View on TeachBuySell: https://teachbuysell.com.au/l/f2af0c97-55ee-412c-9474-4ba8e682c03c Marketplace: https://teachbuysell.com.au