Keystones — Bedrock
Five GCSE retrieval questions · 9 March 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 17
Answer: 22 + 17 = 39 -
2. Algebra Substitution
If x = 8, find the value of 4x + 8
Answer: 40 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:10
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 16, 20, 2
Answer: 12.666666666667