Keystones — Bedrock
Five GCSE retrieval questions · 30 November 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 48
Answer: 10 + 48 = 58 -
2. Algebra Substitution
If x = 7, find the value of 8x + 3
Answer: 59 -
3. Geometry Converting lengths
Convert 14cm to mm
Answer: 140mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:4
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 14, 8, 15, 3, 8
Answer: 9.6