KS1 arithmetic practice – Year 1

KS1 arithmetic practice – Year 1: 20 questions, marked instantly with every answer explained. Free, no sign-up, no adverts in the test.

Before you start

20 quick calculations: adding and taking away to 20, number bonds and missing numbers. Type each answer as a number. Press Play to hear each question.

20 questions – a new mix each time you try
Turn your sound on: the words are read aloud

Press Play to hear each question in your device's voice (it also plays by itself when a question opens). If there is no sound, read the question aloud for your child. Let them point, count on fingers or use small toys.

Choose how to do it Test – answers and explanations at the end; a clock shows how long you take Practice – see the answer after each question; no time limit

Use the timer (you can turn it off at any time)

No sign-up and no adverts. Your answers stay on this device. Nothing you type in the test is sent to us – unless you choose to report a problem with a question.

Answers are checked by computer programs, and every test is reviewed by an independent AI checker that didn't write it. Spot a mistake? Use the Report button.

KS1 arithmetic-style practice by Classfern. Not an official test and not affiliated with or endorsed by the Department for Education or the Standards and Testing Agency. Written by Classfern for practice. Not affiliated with or endorsed by any exam board, testing agency, school district or government department.

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