Keystones — Bedrock
Five GCSE retrieval questions · 1 March 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 42
Answer: 37 + 42 = 79 -
2. Algebra Substitution
If x = 4, find the value of 8x + 6
Answer: 38 -
3. Geometry Converting lengths
Convert 6cm to mm
Answer: 60mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 6, 11, 20, 7, 1
Answer: 9