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Add Three Decimal Numbers

In this worksheet, students will practise adding together three decimal numbers - ensuring that the decimal points are in line before carrying out a column addition.

'Add Three Decimal Numbers' worksheet

Key stage:  KS 2

Year:  Year 5 Maths worksheets

Curriculum topic:   Number: Fractions, Decimals and Percentages

Curriculum subtopic:   Solve Problems with Decimal Places

Difficulty level:  

Worksheet Overview

In this activity, we will learn how to add three numbers with decimals.

 

 boy thinking

 

Example

Find the total of:

7582.9 + 838.4 + 7390.8

 

Answer

The most important step is to line up the decimal points, before carrying out a column addition. Remember to exchange numbers if columns add to 10 or more (shown in red).

 

Adding with decimals

 

So the answer is 15,812.1

 

Are you ready to have a go yourself?

 

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