Keystones — Bedrock
Five GCSE retrieval questions · 19 November 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 21
Answer: 44 + 21 = 65 -
2. Algebra Substitution
If x = 3, find the value of 2x + 6
Answer: 12 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:8
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 8, 16, 15
Answer: 13