Keystones — Bedrock
Five GCSE retrieval questions · 19 September 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 87
Answer: 32 + 87 = 119 -
2. Algebra Substitution
If x = 10, find the value of 2x + 4
Answer: 24 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:12
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 10, 5, 9
Answer: 8