Keystones — Bedrock
Five GCSE retrieval questions · 1 June 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 64 + 48
Answer: 64 + 48 = 112 -
2. Algebra Substitution
If x = 9, find the value of 8x + 12
Answer: 84 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:28
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 16, 11, 4, 21
Answer: 13