A bundle of fully resourced addition and subtraction lessons based on the Year 4 White Rose maths unit for addition and subtraction with 10 fully planned and resourced lessons included Included are lessons for: Lesson 1 - Add and subtract 1s, 10s, 100s and 1000s Lesson 2 - Add up to two 4-digit numbers - No Exchange Lesson 3 - Add two 4-digit numbers - One Exchange Lesson 4 - Add two 4-digit numbers - More than One Exchange Lesson 5 - Subtract two 4-digit numbers - No Exchange Lesson 6 - Subtract two 4-digit numbers - One Exchange Lesson 7 - Subtract two 4-digit numbers - More than One Exchange Lesson 8 - Efficient subtraction Lesson 9 - Estimate answers Lesson 10 - Checking strategies All lessons include: A lesson PowerPoint with starter, vocabulary, modelling (with teacher notes) and guided practice Lesson plan Worksheet with answer sheet Scaffolded worksheet with answer sheet Modified worksheet for those who need additional changes to access the learning with answers Challenge tasks Support strips that can be stuck in books Everything is included that could be needed to run the lesson successfully, with each resource carefully considered in ensuring accessibility for all as well as ensuring there are plenty of opportunities for challenge to provide depth of understanding.