Y3 Maths

2-Digit and 3-Digit Numbers Lesson

This Year 3 2-Digit and 3-Digit Numbers lesson covers the prior learning of adding and subtracting two 2-digit numbers, before moving onto the main skill of adding and subtracting numbers with 2 and 3 digits.

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 Objectives

Mathematics Year 3: (3C2) Add and subtract numbers with up to three digits, using formal written methods of columnar addition and subtraction
Mathematics Year 3: (3C4) Solve problems, including missing number problems, using number facts, place value, and more complex addition and subtraction

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2 Teaching Support

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Lesson Slides

Lesson Slides

These lesson slides guides pupils through the prior learning of adding and subtracting two 2-digit numbers, before moving onto the main skill of 2-digit and 3-digit numbers. There are a number of questions to check pupils' understanding throughout.

PowerPoint 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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Lesson Slides

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 prior learning of adding and subtracting two 2-digit numbers, before moving onto the main skill of adding and subtracting numbers with 2 and 3 digits.

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Interactive Activity

Interactive Activity

This Year 2 Add and Subtract 2-Digit Numbers without Exchanges Game checks pupils' understanding of adding to and subtracting from 2-digit numbers.

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Interactive Activity

Interactive Activity

This Year 2 Add and Subtract 2-Digit Numbers Maths Challenge aims to challenge pupils' understanding of addition and subtraction.

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Interactive Activity

Interactive Activity

This Year 2 Add and Subtract 2-Digit Numbers Game checks pupils' understanding of adding ones to a 2-digit number, including exchanges and no exchanges.

2 Varied Fluency

Varied Fluency from the old Resource Pack
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Worksheet

Worksheet

This worksheet includes differentiated varied fluency questions for pupils to practise 2-digit and 3-digit numbers.

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Interactive Activity

Interactive Activity

This Year 3 2-Digit and 3-Digit Numbers Game checks pupils' understanding of place value and positioning of numbers when adding and subtracting.

2 Reasoning & Problem Solving

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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 2-digit and 3-digit numbers.

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 Tens 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 has forgotten her master key to open all the buildings for the day! Luckily, she can unlock them using the keypad instead. Help her to solve each problem to make sure that the conservation park can open on time.

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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 7 Maths pack contains varied fluency, reasoning and problem solving worksheets.