Keystones — Bedrock
Five GCSE retrieval questions · 23 December 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 21 + 32
Answer: 21 + 32 = 53 -
2. Algebra Substitution
If x = 7, find the value of 8x + 5
Answer: 61 -
3. Geometry Converting lengths
Convert 33cm to mm
Answer: 330mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:14
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 8, 3, 14, 8, 4
Answer: 7.4