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20. Primes
Exam (1 question)1 question
Published on 03/02/2026 17:38 CC BY-NC-SA -
20.a is a number prime?
QuestionSimple question for "do you recognise the first few prime numbers?"
Published on 03/02/2026 17:37 CC BY-NC-SA -
19. Factors
Exam (5 questions)Overview of what a factor is.
Published on 03/02/2026 17:26 CC BY-NC-SA -
19.a Which numbers have a factor of 5?
QuestionSimple question on times tables tests for 5s.
Published on 03/02/2026 17:26 CC BY-NC-SA -
19.e. Finding all factors of a number
QuestionPrime factor decomposition starting steps.
Published on 03/02/2026 17:25 CC BY-NC-SA -
19.d Which numbers have a factor of 9?
Questionfactors of 9
Published on 03/02/2026 17:24 CC BY-NC-SA -
19.c Find factors of a number
QuestionMultiples, factors, lowest common multiples and highest common factors.
Published on 03/02/2026 17:23 CC BY-NC-SA -
19.b Which numbers have a factor of 3?
QuestionSimple question on times tables tests for 3s.
Published on 03/02/2026 17:22 CC BY-NC-SA -
17. Order of operations (BIDMAS-BODMAS)
Exam (8 questions)Practice on arithmetic using the order of operations.
Published on 03/02/2026 17:18 CC BY-NC-SA -
17.h BIDMAS - brackets, addition, and multiplication
QuestionQuestions testing understanding of the precedence of operators using BIDMAS, applied to integers. These questions only test DMAS. That is, only Division/Multiplcation and Addition/Subtraction.
Published on 03/02/2026 17:17 CC BY-NC-SA