Keystones — Bedrock
Five GCSE retrieval questions · 19 August 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 79 + 70
Answer: 79 + 70 = 149 -
2. Algebra Substitution
If x = 6, find the value of 6x + 11
Answer: 47 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:10
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 9, 19, 3, 8
Answer: 9.75