Keystones — Bedrock
Five GCSE retrieval questions · 27 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 58 + 52
Answer: 58 + 52 = 110 -
2. Algebra Substitution
If x = 6, find the value of 6x + 9
Answer: 45 -
3. Geometry Converting lengths
Convert 45cm to mm
Answer: 450mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:32
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 9, 15, 20
Answer: 14.666666666667