Keystones — Bedrock
Five GCSE retrieval questions · 8 July 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 48
Answer: 28 + 48 = 76 -
2. Algebra Substitution
If x = 7, find the value of 8x + 3
Answer: 59 -
3. Geometry Converting lengths
Convert 10cm to mm
Answer: 100mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 4, 5, 6, 13, 12
Answer: 8