Keystones — Bedrock
Five GCSE retrieval questions · 9 July 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 19 + 43
Answer: 19 + 43 = 62 -
2. Algebra Substitution
If x = 9, find the value of 7x + 11
Answer: 74 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:25
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 15, 6, 17, 10, 8
Answer: 11.2