Keystones — Bedrock
Five GCSE retrieval questions · 22 April 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 30
Answer: 44 + 30 = 74 -
2. Algebra Substitution
If x = 7, find the value of 4x + 7
Answer: 35 -
3. Geometry Converting lengths
Convert 32cm to mm
Answer: 320mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 18, 18, 15, 4, 7
Answer: 12.4