Reevy Hill Primary School

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Maths

Multiply decimals by integers.

 

Access the full lesson with videos and activities through the BBC Bitesize website.

Just click the link below. 

https://www.bbc.co.uk/bitesize/articles/zhfj2sg

 

In this lesson, you are going to look at different methods that you can use to multiply a decimal number by an integer. An integer is a whole number.

You will be drawing on your knowledge of multiplying whole numbers as well as multiplying and dividing by powers of 10.

You will explore different ways to find the solution to the same problem so that you can decide which method you find the most efficient!

 

Multiply decimals by integers - part a

In this video, you will look at four different methods for finding the solution to a question that asks you to multiply a decimal number by a whole number.

Multiply decimals by integers - part b

In this video, you will build on the four methods that you looked at in the previous video.

Try to think about how you can use what you have already learned to find the solution without needing to draw a diagram each time.

Activity 1:

 

Multiplying decimals by whole numbers

Complete this worksheet from Pearson which will help you develop a deep understanding of how to multiply a decimal number by a whole number.

Whilst you work through these questions, remember to think carefully about the place value of each digit.

Activity 2:

 

Multiplying decimals

Print out and complete this worksheet from Pearson.These independent practice questions will help you to build your confidence and accuracy when multiplying a decimal number by a whole number.

In question 2, use the number lines provided to draw your method.

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