# 2 & 3 Digit Addition & Subtraction Word Problems | Bar Models | Part-Part-Whole **Price:** $5.00 AUD **Seller:** TeachBuySell Seller **Year Levels:** year3, year4 **Subjects:** mathematics ## Description (seller-submitted) Looking for a purposeful way to help students tackle multi-digit addition and subtraction with confidence and understanding? This resource is designed to explicitly teach students how to use bar models to represent and solve addition and subtraction problems, supporting them to visualise quantities, relationships, and unknowns through meaningful word problems. Rather than relying on guesswork or disconnected procedures, students use bar models to represent part–part–whole and comparison relationships, helping them reason logically and choose efficient solution strategies. Each problem promotes flexible thinking, strong number sense, and a deeper conceptual understanding of addition and subtraction. HOW YOU CAN USE THIS RESOURCE: 🌿 Explicitly teach and reinforce addition and subtraction using bar models 🌿 Support students to visualise number relationships in word problems 🌿 Small group or guided maths instruction 🌿 Whole class rotations or maths stations 🌿 Relief-teacher-friendly lessons with minimal prep WHAT'S INCLUDED: 𓅦 40 Bar Model Word Problem Task Cards Two-digit addition (10 cards) Two-digit subtraction (10 cards) Three-digit addition (10 cards) Three-digit subtraction (10 cards) 𓅦 Differentiation Strategy Support Empty bar model cards for independent problem solving Partially filled bar model cards for extra scaffolding Challenge on every card to record the number sentence 𓅦 Multiple Formats Print-ready PDF (minimal colour and black & white) Google Slides Microsoft PowerPoint 𓅦 Self-Checking Options - No Teacher Marking! Self-checking Google Form Self-checking PDF cards to print double sided (question on the front, answer on the back) 𓅦 Student Recording Supports 2 recording sheets: answers only, or bar models and answers Empty bar model worksheet with six models per page Answer key included 𓅦 Resource Guide PDF Setup instructions Quick access links to Google Slides and Google Form Teaching suggestions Printing instructions for the self-checking c… [truncated] --- View on TeachBuySell: https://teachbuysell.com.au/l/6725b1ec-d943-43ea-bbfb-d00472571be9 Marketplace: https://teachbuysell.com.au