Keystones — Bedrock
Five GCSE retrieval questions · 9 February 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 88 + 69
Answer: 88 + 69 = 157 -
2. Algebra Substitution
If x = 9, find the value of 3x + 10
Answer: 37 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:6
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 8, 12, 10, 6, 9
Answer: 9