Keystones — Bedrock
Five GCSE retrieval questions · 27 February 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 33
Answer: 22 + 33 = 55 -
2. Algebra Substitution
If x = 9, find the value of 4x + 3
Answer: 39 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 35:10
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 10, 17, 12
Answer: 13