Keystones — Bedrock
Five GCSE retrieval questions · 6 February 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 21
Answer: 32 + 21 = 53 -
2. Algebra Substitution
If x = 4, find the value of 7x + 10
Answer: 38 -
3. Geometry Converting lengths
Convert 37cm to mm
Answer: 370mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:4
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 6, 20, 19
Answer: 15