Keystones — Bedrock
Five GCSE retrieval questions · 15 May 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 33 + 34
Answer: 33 + 34 = 67 -
2. Algebra Substitution
If x = 7, find the value of 8x + 9
Answer: 65 -
3. Geometry Converting lengths
Convert 28cm to mm
Answer: 280mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:21
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 13, 14, 18
Answer: 15