Keystones — Bedrock
Five GCSE retrieval questions · 8 May 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 81
Answer: 46 + 81 = 127 -
2. Algebra Substitution
If x = 3, find the value of 8x + 5
Answer: 29 -
3. Geometry Converting lengths
Convert 39cm to mm
Answer: 390mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:32
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 7, 11, 4, 10
Answer: 8