Keystones — Bedrock
Five GCSE retrieval questions · 29 January 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 64
Answer: 22 + 64 = 86 -
2. Algebra Substitution
If x = 2, find the value of 8x + 5
Answer: 21 -
3. Geometry Converting lengths
Convert 22cm to mm
Answer: 220mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 3, 6, 9
Answer: 6