Y3 Maths

3-Digit Numbers and Ones Lesson

This Year 3 3-Digit Numbers and Ones lesson covers the prior learning of place value of numbers with up to 3 digits, before moving onto the main skill of adding and subtracting one-digit numbers to and from three-digit numbers.

The lesson starts with a prior learning worksheet to check pupils’ understanding. 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 Objective
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

Lesson Slides

These lesson slides guide pupils through the prior learning of place value of 1s, 10s and 100s, before moving onto the main skill of 3-digit numbers and ones. There are a number of questions to check pupils' understanding throughout.

Power Point from the old Resource Pack
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Modelling Powerpoint

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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Video Tutorial

In this Add and Subtract 3-Digit Numbers and Ones Video Tutorial, Vanessa shows pupils how to use place value counters and a number line to add and subtract.

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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

Worksheet

This worksheet recaps numbers with up to 3 digits, before moving onto the main skill of adding and subtracting one-digit numbers to and from three-digit numbers.

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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 Activity

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.

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Video Tutorial

This Subtract 1-Digit Numbers from 2-Digit Numbers Video Tutorial explains how to subtract numbers. Katie uses lollipop sticks to represent tens and ones.

2 Varied Fluency

Varied Fluency from the old Resource Pack
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Worksheet

Worksheet

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

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Interactive Activity

Interactive Activity

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

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Interactive Activity

Interactive Activity

This Year 3 Add and Subtract 3-Digit Numbers and Ones Flash Cards checks pupils' understanding of adding and subtracting in their head.

2 Reasoning & Problem Solving

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Extension

Extension

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

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Mixed Practice

Mixed Practice

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

Reasoning and Problem Solving from the old Resource Pack
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Worksheet

Worksheet

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

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Discussion Problem

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

Interactive Activity

This Year 3 Add and Subtract 3-Digit Numbers and Ones Maths Challenge checks pupils' understanding of adding and subtracting mentally.

2 Homework

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Worksheet

Worksheet

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

2 Additional Activities

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Learning Video Clip

Learning Video Clip

Ali the animal keeper is looking after the animals at the animal park. She is concerned about some of the animals, so she calls Victor the vet. They need your help to complete the calculations.

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Consolidation Pack

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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Home Learning Pack

Home Learning Pack

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