Keystones — Bedrock
Five GCSE retrieval questions · 14 October 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 58
Answer: 28 + 58 = 86 -
2. Algebra Substitution
If x = 10, find the value of 4x + 10
Answer: 50 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:6
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 18, 19, 13
Answer: 16.666666666667