﻿ Year 3 Add 3-Digit and 1-Digit Numbers Lesson - Classroom Secrets | Classroom Secrets

Y3 Maths

# Add 3-Digit and 1-Digit Numbers Lesson

This Year 3 Add 3-Digit and 1-Digit Numbers lesson covers the prior learning of adding 2-digit and 1-digit numbers which cross ten, before moving onto the main skill of adding 3-digit and 1-digit numbers with exchanges.

The lesson starts with a prior learning worksheet to check pupils’ understanding. This Year 3 Add 3-Digit and 1-Digit Numbers Game checks pupils’ understanding of adding 1-digit numbers to 3-digit numbers. The interactive lesson slides recap the prior learning before moving on to the main skill. Children can then practise further by completing the activities and can extend their learning by completing an engaging extension task.

National Curriculum Objectives
Mathematics Year 3: (3C1) Add and subtract numbers mentally, including three-digit number and ones

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### 2 Teaching Support

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#### Lesson Slides

These lesson slides guide pupils through the prior learning of adding 2-digit and 1-digit numbers which cross ten, before moving onto the main skill of add 3-digit and 1-digit numbers. There are a number of questions to check pupils' understanding throughout.

Power Point from the old Resource Pack

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#### Modelling Powerpoint

This powerpoint can be used to model the questions that the children will complete on the Varied Fluency and Reasoning & Problem Solving worksheets as part of this lesson.

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#### Lesson Slides

These are the same as the lesson slides on Classroom Secrets. You can assign this as an activity for pupils to access individually in school or remotely from home.

### 1 Prior Learning

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#### Worksheet

This worksheet recaps adding 2-digit and 1-digit numbers which cross ten, before moving onto the main skill of adding 3-digit and 1-digit numbers with exchanges.

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#### Video Tutorial

In this Add 2 Digit and 1 Digit Numbers Video Tutorial, Katie shows how to add a 1-digit number to a 2-digit number using visual representations and objects to help.

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#### Interactive acitivity

This Year 2 Add 2-Digit and 1-Digit Numbers Game consists of five questions to support pupils' skills of counting on, bridging ten and exchanging.

### 2 Practical Activities

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#### Supporting Activities

This add 3-digit and 1-digit numbers supporting activities sheet contains suggestions for additional tasks you might wish to use to support pupils' understanding of the concepts taught in the lesson.

### 2 Varied Fluency

Varied Fluency from the old Resource Pack

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#### Worksheet

This worksheet includes varied fluency questions for pupils to practise the main skill of add 3-digit and 1-digit numbers.

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#### Interactive Activity

This Year 3 Add 3-Digit and 1-Digit Numbers Game checks pupils’ understanding of adding 1-digit numbers to 3-digit numbers.

### 2 Reasoning & Problem Solving

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#### Extension

This add 3-digit and 1-digit numbers extension task includes a challenge activity which can be used to further pupils' understanding of the concepts taught in the add 3-digit and 1-digit numbers lesson.

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#### Worksheet

This worksheet includes varied fluency, reasoning and problem solving questions for pupils to practise the main skill of add 3-digit and 1-digit numbers.

Reasoning and Problem Solving from the old Resource Pack

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#### Worksheet

This differentiated worksheet includes reasoning and problem solving questions to support the teaching of this step.

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#### Discussion Problem

This worksheet includes two discussion problems which can be used in pairs or small groups to further pupils' understanding of the concepts taught in this lesson.

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#### Interactive Activity

This Year 3 Add 3-Digit and 1-Digit Numbers Maths Challenge is designed to check pupils’ understanding of adding one digit numbers to three digit numbers.

### 2 Homework

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#### Worksheet

This differentiated worksheet includes varied fluency and reasoning and problem solving questions to support the teaching of this step.

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#### Consolidation Pack

This Addition and Subtraction Consolidation Year 3 Block 2 resource is aimed at Year 3 Secure and has been designed to give children the opportunity to consolidate the skills they have learned in Autumn Block 2 – Addition and Subtraction.

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#### Learning Video Clip

Maintenance Mick is fixing and mending items around the animal park. But things don’t always run smoothly for Maintenance Mick! He needs urgent help with his calculating!

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#### Home Learning Pack

This Autumn week 4 Maths pack contains varied fluency, reasoning and problem solving worksheets