Keystones — Bedrock
Five GCSE retrieval questions · 15 January 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 38 + 32
Answer: 38 + 32 = 70 -
2. Algebra Substitution
If x = 7, find the value of 2x + 11
Answer: 25 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:18
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 14, 10, 8, 2, 11
Answer: 9