Numbers: An introduction to subtraction
Do you want to improve your ability to subtract one number from another, especially if decimals are involved, without having to rely on a calculator? This course will help you get to grips with subtraction and give you some practice in doing it.
You can start with some practice in subtracting small numbers in your head if you want to. Then we will show you how to subtract bigger numbers on paper. Finally we look at how to subtract decimal numbers.
You don’t need to complete the whole course if only certain sections are relevant to you.
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