Keystones — Bedrock
Five GCSE retrieval questions · 3 July 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 97 + 74
Answer: 97 + 74 = 171 -
2. Algebra Substitution
If x = 2, find the value of 2x + 12
Answer: 16 -
3. Geometry Converting lengths
Convert 7cm to mm
Answer: 70mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 6, 7, 16, 7, 4
Answer: 8