Keystones — Bedrock
Five GCSE retrieval questions · 16 September 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 53 + 99
Answer: 53 + 99 = 152 -
2. Algebra Substitution
If x = 5, find the value of 2x + 11
Answer: 21 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:8
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 6, 8, 8, 5
Answer: 6.75