Keystones — Bedrock
Five GCSE retrieval questions · 21 April 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 23
Answer: 43 + 23 = 66 -
2. Algebra Substitution
If x = 10, find the value of 8x + 4
Answer: 84 -
3. Geometry Converting lengths
Convert 34cm to mm
Answer: 340mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:4
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 7, 11, 18
Answer: 12