Keystones — Bedrock
Five GCSE retrieval questions · 26 February 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 39 + 26
Answer: 39 + 26 = 65 -
2. Algebra Substitution
If x = 9, find the value of 5x + 5
Answer: 50 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:24
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 8, 13, 11, 16, 2
Answer: 10