Keystones — Bedrock
Five GCSE retrieval questions · 6 October 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 88 + 30
Answer: 88 + 30 = 118 -
2. Algebra Substitution
If x = 8, find the value of 4x + 9
Answer: 41 -
3. Geometry Converting lengths
Convert 37cm to mm
Answer: 370mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 3, 15, 6
Answer: 8