Keystones — Bedrock
Five GCSE retrieval questions · 16 July 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 56 + 21
Answer: 56 + 21 = 77 -
2. Algebra Substitution
If x = 2, find the value of 8x + 10
Answer: 26 -
3. Geometry Converting lengths
Convert 9cm to mm
Answer: 90mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:24
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 8, 1, 6
Answer: 5