Keystones — Bedrock
Five GCSE retrieval questions · 30 September 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 81
Answer: 28 + 81 = 109 -
2. Algebra Substitution
If x = 8, find the value of 6x + 8
Answer: 56 -
3. Geometry Converting lengths
Convert 37cm to mm
Answer: 370mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:18
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 3, 13, 3, 7, 14
Answer: 8