Keystones — Bedrock
Five GCSE retrieval questions · 13 February 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 13
Answer: 43 + 13 = 56 -
2. Algebra Substitution
If x = 7, find the value of 7x + 6
Answer: 55 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:20
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 2, 7, 5, 19, 15
Answer: 9.6