Keystones — Bedrock
Five GCSE retrieval questions · 21 March 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 95 + 27
Answer: 95 + 27 = 122 -
2. Algebra Substitution
If x = 6, find the value of 7x + 3
Answer: 45 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:21
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 14, 5, 7, 8
Answer: 8.5