This Math quiz is called 'Time 4' and it has been written by teachers to help you if you are studying the subject at elementary school. Playing educational quizzes is an enjoyable way to learn if you are in the 3rd, 4th or 5th grade - aged 8 to 11.
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Years, decades and even a century - these are the larger measurements of time. There is an even bigger one, a millennium. If someone lives for over a century, they have had what's known as 'a good innings' which is a cricketing term. If someone tells you they have lived for over a millennium, they are lying!
Do you know how many years are in a decade, a century or a millennium? Take this test and find out what you know about time.