﻿ Year 3 3-Digit Numbers and Tens Lesson - Classroom Secrets | Classroom Secrets

Y3 Maths

# 3-Digit Numbers and Tens Lesson

This Year 3 3-Digit Numbers and Tens lesson covers the prior learning of adding and subtracting 2-digit numbers, before moving onto the main skill of adding and subtracting multiples of ten and 3-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 tens

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### 2 Teaching Support

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

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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 and subtracting 2-digit numbers, before moving onto the main skill of adding and subtracting multiples of ten and 3-digit numbers.

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#### Interactive Activity

This Add and Subtract 10s interactive game aims to support pupils in developing their addition and subtraction fluency.

### 2 Varied Fluency

Varied Fluency from the old Resource Pack

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#### Worksheet

This differentiated worksheet includes varied fluency questions for pupils to practise the main skill of this lesson.

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#### Interactive Activity

This Year 3 Add and Subtract 3-Digit Numbers and Tens Sequencing Game checks pupils' understanding of adding and subtracting 3-digit numbers and tens mentally.

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#### Interactive Activity

This Year 3 Add and Subtract 3-Digit Numbers and Tens Game 2 checks pupils' understanding of adding and subtracting 3-digit numbers and tens mentally.

### 2 Reasoning & Problem Solving

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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.

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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#### Worksheet

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

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#### Mixed Practice

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

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#### 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

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

The animal park has a busy gift shop. Gift shop Gaz is stocking the shelves ready for the next day.

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#### Home Learning Pack

This Autumn week 5 Maths pack contains varied fluency, reasoning and problem solving worksheets