Keystones — Bedrock
Five GCSE retrieval questions · 26 May 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 17
Answer: 36 + 17 = 53 -
2. Algebra Substitution
If x = 10, find the value of 8x + 6
Answer: 86 -
3. Geometry Converting lengths
Convert 27cm to mm
Answer: 270mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 9, 2, 20, 16, 10
Answer: 11.4