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Adding Numbers: Two 3-Digit Numbers

In this worksheet, students add together two numbers - both of which have three digits. They use a formal written/column method.

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'Adding Numbers: Two 3-Digit Numbers' worksheet

Key stage:  KS 2

Year:  Year 3 11+ worksheets

Curriculum topic:   Maths and Numerical Reasoning

Curriculum subtopic:   Mixed Problems

Difficulty level:  

Worksheet Overview

This worksheet helps children to learn about the addition of three digits number.

For example -

Question - Add the numbers together.

+ 1 5 8
9 6 1

Answer -

+ 1 5 8
9 6 1
  1 0 0 0  
    1 1 0  
  1 1 1 9    

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