Keystones — Bedrock
Five GCSE retrieval questions · 16 May 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 93 + 85
Answer: 93 + 85 = 178 -
2. Algebra Substitution
If x = 8, find the value of 5x + 4
Answer: 44 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:20
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 7, 18, 18
Answer: 14.333333333333