addition and subtraction

October 13, 2021

Year 1 Addition and Subtraction (within 10) – Knowledge Organiser

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October 12, 2021

Year 1 Addition and Subtraction (within 10) – Block Overview

This overview outlines the lessons in the block, what is included and the relevant National Curriculum links for each lesson. […]
September 30, 2021

Year 2 Addition and Subtraction – Add 2-digit numbers (across a 10) – Lesson 16

In this lesson, children will learn how to add two 2-digit numbers together crossing a 10, using their knowledge of […]
September 30, 2021

Year 2 Addition and Subtraction – Subtract two 2-digit numbers (not across a 10) – Lesson 17

In this lesson, children will learn to use all of their prior knowledge from this unit to subtract two 2-digit […]
September 24, 2021

Year 3 Addition and Subtraction – Complement to 100 – Lesson 19

In this lesson, children consolidate their understanding of complements to 100, ensuring they can find these confidently. This lesson includes […]
September 23, 2021

Year 3 Addition and Subtraction- Estimate answers – Lesson 20

In this step, children will develop Year 2 learning where they have estimated numbers on a number line. In this […]
September 20, 2021

Year 3 Addition and Subtraction- Inverse operations – Lesson 21

As part of their learning, children explore the inverse relationship between addition and subtraction. They will use part-whole and bar […]
September 20, 2021

Year 3 Addition and Subtraction- Make decisions – Lesson 22

As part of their learning, children explore the inverse relationship between addition and subtraction. They will use part-whole and bar […]
August 17, 2021

Year 5 Addition and Subtraction – Mental strategies – Lesson 1

In this lesson, children recap on previous years to explore mentally calculating additions and subtractions. They will use their knowledge […]
August 16, 2021

Year 5 Addition and Subtraction – Add whole numbers with more than four digits – Lesson 2

In this lesson, children build on their previous learning of column method to apply this method to numbers with more […]
August 15, 2021

Year 5 Addition and Subtraction – Subtract whole numbers with more than four digits – Lesson 3

In this lesson, children build on their previous learning of column subtraction and apply this to numbers with more than […]
August 14, 2021

Year 5 Addition and Subtraction – Round to check answers – Lesson 4

In this lesson, children explore using rounding to estimate and check answers to both additions and subtractions. This lesson includes […]
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