Keystones — Bedrock
Five GCSE retrieval questions · 5 October 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 89 + 78
Answer: 89 + 78 = 167 -
2. Algebra Substitution
If x = 6, find the value of 2x + 7
Answer: 19 -
3. Geometry Converting lengths
Convert 37cm to mm
Answer: 370mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:16
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 9, 15, 4
Answer: 9.3333333333333