# Stage 3 Year B NSW Maths Unit 35 Addition and Subtraction Teaching Slides 2026 **Price:** $12.99 AUD **Seller:** TeachBuySell Seller **Year Levels:** year5, year6 **Subjects:** mathematics ## Description (seller-submitted) These teaching slides complement Stage 3 Year B of the NSW Mathematics Sample Units of Work, Unit 35, released in 2026. Unit Description: In this unit, students solve problems involving addition and subtraction with decimals, percentages and time. They apply known strategies and use appropriate representations to add and subtract decimals. Students choose efficient strategies to solve word problems including multistep problems that require more than one operation. They calculate elapsed time mentally using bridging strategies. NSW Outcomes: MA3-RN-02 compares and orders decimals up to 3 decimal places MA3-RN-03 determines percentages of quantities, and finds equivalent fractions and decimals for benchmark percentage values MA3-AR-01 selects and applies appropriate strategies to solve addition and subtraction problems MA3-NSM-02 measures and compares duration, using 12- and 24-hour time and am and pm notation 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 i… [truncated] --- View on TeachBuySell: https://teachbuysell.com.au/l/d896b3e5-54bd-46de-9828-8fb8bef2e423 Marketplace: https://teachbuysell.com.au