Unit 4 Section 1 : Addition & Subtraction of Decimals
This section will revise some techniques for adding and subtracting whole numbers.
It will also introduce the addition and subtraction of decimal numbers.
Adding and Subtracting with Brackets
With questions which involve brackets, it is important to remember to do
the part in brackets first.
Adding and Subtracting Decimals
When adding and subtracting decimal numbers, you need to make sure the decimal points
are lined up above each other in the calculation. It also helps if you make both numbers have the same number
of decimal places by adding in "0"s at the end of one of the numbers.
Work out the answers to the questions below and fill in the boxes. Click on the
button to find out whether you have answered correctly. If you are right
then will appear and you should move on to the next
question. If appears then your answer is wrong. Click
on to clear your original answer and have another go.
If you can't work out the right answer then click on
You have now completed Unit 4 Section 1
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Produced by A.J.Reynolds January 2001