Keystones — Bedrock
Five GCSE retrieval questions · 3 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 96 + 92
Answer: 96 + 92 = 188 -
2. Algebra Substitution
If x = 2, find the value of 8x + 4
Answer: 20 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:15
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 14, 18, 4, 5, 17
Answer: 11.6