Keystones — Bedrock
Five GCSE retrieval questions · 14 September 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 64 + 52
Answer: 64 + 52 = 116 -
2. Algebra Substitution
If x = 8, find the value of 5x + 12
Answer: 52 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:20
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 12, 3, 11, 3, 11
Answer: 8