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Y3 Maths

Estimate Answers Lesson

This Year 3 Estimate Answers lesson covers the prior learning of adding and subtracting multiples of tens and hundreds, before moving onto the main skill of estimating answers using near 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: (3C3) Estimate the answer to a calculation and use inverse operations to check answers

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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 multiples of tens and hundreds, before moving onto the main skill of estimate answers. 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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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 Estimate Answers to Calculations Video Tutorial, Vanessa shows pupils how to identify near numbers to estimate answers.

1 Prior Learning

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Worksheet

Worksheet

This worksheet recaps prior learning of adding and subtracting multiples of tens and hundreds, before moving onto the main skill of estimating answers using near numbers.

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Interactive Activity

This Year 2 Add and Subtract 10s Matching Game checks pupils' understanding of adding and subtracting multiples of 10 to and from 2-digit numbers.

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Interactive Activity

This Year 2 Add and Subtract 10s Game checks pupils' understanding of adding and subtracting multiples of 10 to and from numbers up to 100.

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Interactive Activity

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

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Interactive Activity

This Add and Subtract Multiples of 100 Game checks pupils’ understanding of adding and subtracting multiples of 100 up to 1,000.

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 estimate answers.

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Interactive Activity

Interactive Activity

This Year 3 Estimate Answers Flash Cards checks pupils’ understanding of identifying near numbers to calculate estimated answers.

2 Reasoning & Problem Solving

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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Worksheet

Worksheet

This worksheet includes varied fluency, reasoning and problem solving questions for pupils to practise the main skill of estimate answers.

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Interactive Challenge Activity

Interactive Challenge Activity

This Year 3 Estimate Answers Maths Challenge is designed to check pupils' ability to use estimated answers and near numbers.

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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Home Learning Pack

Home Learning Pack

This Autumn week 9 Maths pack contains varied fluency, reasoning and problem solving worksheets.

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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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Learning Video Clip

Learning Video Clip

Ali the Animal Keeper needs to check the animal population numbers using her knowledge of estimating answers.