Keystones — Bedrock
Five GCSE retrieval questions · 20 June 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 68 + 53
Answer: 68 + 53 = 121 -
2. Algebra Substitution
If x = 3, find the value of 8x + 11
Answer: 35 -
3. Geometry Converting lengths
Convert 27cm to mm
Answer: 270mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:30
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 13, 7, 12, 4, 16
Answer: 10.4