Keystones — Bedrock
Five GCSE retrieval questions · 29 September 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 64 + 80
Answer: 64 + 80 = 144 -
2. Algebra Substitution
If x = 3, find the value of 2x + 8
Answer: 14 -
3. Geometry Converting lengths
Convert 36cm to mm
Answer: 360mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 5, 11, 20
Answer: 12