KS3 maths: Calculating with decimals and fractions

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KS3 maths: Calculating with decimals and fractions: 20 questions, marked instantly with every answer explained. Free, no sign-up, no adverts in the test. This test is for Years 7 to 9 (ages 11–14). In the US, that's Grade 6 to Grade 8.

Before you start

20 questions on written methods with whole numbers and decimals, and adding, subtracting, multiplying and dividing fractions, picked at random from a bank of 45, so every try is different. Type a number. Questions with units tell you which unit to use. Choose Practice to see each answer explained as you go, or Test to see your score and explanations at the end.

20 questions – a new mix each time you try

Choose how to do it Test – answers and explanations at the end; no time limit Practice – see the answer after each question; no time limit

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Classfern practice material. Not an official test and not affiliated with or endorsed by the Department for Education or any exam board.

Curriculum: the key stage 3 programme of study covered here – understand and use place value for decimals, measures and integers of any size; use the 4 operations, including formal written methods, applied to integers, decimals, proper and improper fractions, and mixed numbers, all both positive and negative; use conventional notation for the priority of operations, including brackets, powers, roots and reciprocals; interpret fractions and percentages as operators.

Contains public sector information licensed under the Open Government Licence v3.0. Curriculum statements from: Department for Education, National curriculum in England: mathematics programmes of study, © Crown copyright 2013.

Learn it first: Written methods with decimals (Year 8) · Calculating with fractions (Year 8)

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