Keystones — Bedrock
Five GCSE retrieval questions · 1 March 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 19
Answer: 29 + 19 = 48 -
2. Algebra Substitution
If x = 3, find the value of 6x + 9
Answer: 27 -
3. Geometry Converting lengths
Convert 17cm to mm
Answer: 170mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:10
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 12, 17, 4
Answer: 11