Keystones — Bedrock
Five GCSE retrieval questions · 15 June 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 21
Answer: 29 + 21 = 50 -
2. Algebra Substitution
If x = 6, find the value of 8x + 5
Answer: 53 -
3. Geometry Converting lengths
Convert 48cm to mm
Answer: 480mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:30
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 2, 18, 16, 16
Answer: 13