# Year 3 Maths

November 1, 2020

## Year 3 Addition and Subtraction – Word Problems – Lesson 15

This lesson teaches children how to apply their addition and subtraction knowledge to solve one- and two-step word problems. There […]
November 1, 2020

## Year 3 Addition and Subtraction – Estimating Answers – Lesson 14

This lesson teaches children how to estimate addition and subtraction calculations by rounding to the nearest 100 or nearest 10 […]
November 1, 2020

## Year 3 Addition and Subtraction – Column Subtraction – Subtracting a Three-Digit Number from a Three-Digit Number – Crossing the Boundary. Lesson 13

This lesson teaches children how to use column subtraction when more than one regrouping is needed. There is a teaching […]
November 1, 2020

## Year 3 Addition and Subtraction – Column Subtraction – Subtracting a Two-Digit Number from a Three-Digit Nmber – Crossing the Boundary – Lesson 12

This lesson teaches children how to use column subtraction when regrouping is needed. There is a teaching presentation and worksheet […]
November 1, 2020

## Year 3 Addition and Subtraction – Column Subtraction – Without Crossing the Boundary – Lesson 11

This lesson will introduce children to using the column method to subtract three-digit numbers. The calculations will not cross the […]
November 1, 2020

## Year 3 Addition and Subtraction -Add and subtract 2-digit and 3-digit numbers – not crossing 10 or 100 – Lesson 10

In this lesson, children will build on their previous learning and begin to look at using column addition and subtraction […]
October 9, 2020

## Year 3 Addition and Subtraction – Spot the pattern- making it explicit – Lesson 9

In this lesson, children will build on their previous learning of addition and subtraction and build on it further to […]
October 9, 2020

## Year 3 Addition and Subtraction – Adding and subtracting hundreds – Lesson 8

In this lesson, children will build on their knowledge of addition and subtraction to add and subtract 100s. There is […]
October 9, 2020

## Year 3 Addition and Subtraction – Subtract a 2-digit number from a 3-digit number – crossing 100 – Lesson 7

In this lesson, children will build on their knowledge of addition and subtraction to subtract 2-digit  numbers where the hundreds […]
October 9, 2020

## Year 3 Addition and Subtraction – Adding a 2-digit to a 3-digit number – Crossing 100 – Lesson 6

In this lesson, children will build on their knowledge of adding 2-digit numbers to 3-digit numbers, crossing the 100 boundary. […]
October 9, 2020

## Year 3 Addition and Subtraction – Add and subtract 3-digit and 2-digit numbers – not crossing 100 – Lesson 5

In this lesson, children will build on their knowledge of addition and subtraction to add and subtract 2-digit  numbers where […]
October 8, 2020

## Year 3 Addition and Subtraction – Subtracting a 1-digit number from a 3-digit number – crossing the ten boundary – Lesson 4

In this lesson, children will learn how to bridge through 10 to subtract 1-digit numbers from a 3-digit number. There […]

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