﻿ Year 3 Add Lengths Lesson – Classroom Secrets | Classroom Secrets

Y3 Maths

This Year 3 Add Lengths lesson covers the prior learning of solving one and two step problems involving lengths of the same metric unit, before moving onto the main skill of adding lengths that may require conversions.

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: (3M9b) Add and subtract lengths (m/ cm/ mm)

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### 2 Teaching Support

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#### Lesson Slides

These lesson slides guides pupils through the prior learning of solving one and two step problems involving lengths of the same metric unit, before moving onto the main skill of add lengths. There are a number of questions to check pupils' understanding throughout.

PowerPoint 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.

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#### Video Tutorial

In this Add and Subtract Lengths Video Tutorial, Laura shows pupils how to calculate lengths in centimetres and metres. She uses key vocabulary including formal method and total.

### 1 Prior Learning

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#### Worksheet

This Year 3 Add Lengths lesson covers the prior learning of solving one and two step problems involving lengths of the same metric unit, before moving onto the main skill of adding lengths that may require conversions.

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#### Video Tutorial

In this Four Operations with Lengths Video Tutorial, Katie demonstrates how to solve word problems involving length. She uses the terminology centimetres, total, different and times.

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#### Interactive Activity

This Year 2 Four Operations with Lengths activity comprises questions to draw on pupils understanding of the four operations and apply their understanding to length.

### 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 Lengths Game checks pupils’ understanding of adding lengths using mm, cm and m.

### 2 Reasoning & Problem Solving

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#### Worksheet

This add lengths extension task includes a challenge activity which can be used to further pupils' understanding of the concepts taught in the add lengths 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 add lengths.

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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#### Challenge Activity

This Year 3 Add Lengths Maths Challenge is designed to check pupils’ understanding of adding lengths in different units of measurement within a problem solving context.

### 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

These Length and Perimeter worksheets are fantastic at helping your pupils practice their reasoning and problem solving skills. This pack contains two different question types for Year 3 Spring Block 4.

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#### Home Learning Pack

This Spring week 8 Maths pack contains varied fluency, reasoning and problem solving worksheets