This Math quiz is called 'Numbers - Decimals - Adding and Subtracting' and it has been written by teachers to help you if you are studying the subject at middle school. Playing educational quizzes is a fabulous way to learn if you are in the 6th, 7th or 8th grade - aged 11 to 14.
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Adding and subtracting decimal numbers involves knowing what to do with the decimal point. It is just like normal addition and subtraction of numbers, except you have to remember to line up the decimal point and add zeros to make it easier.
See how you fare in the following Math quiz on the subject.