Keystones — Bedrock
Five GCSE retrieval questions · 10 March 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 16
Answer: 12 + 16 = 28 -
2. Algebra Substitution
If x = 8, find the value of 8x + 11
Answer: 75 -
3. Geometry Converting lengths
Convert 6cm to mm
Answer: 60mm -
4. Ratio Simplifying ratios
Simplify the ratio 28:16
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 10, 9, 14
Answer: 11