Keystones — Bedrock
Five GCSE retrieval questions · 6 April 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 29
Answer: 43 + 29 = 72 -
2. Algebra Substitution
If x = 5, find the value of 8x + 7
Answer: 47 -
3. Geometry Converting lengths
Convert 21cm to mm
Answer: 210mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:32
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 4, 13, 6, 7
Answer: 7.5