Keystones — Bedrock
Five GCSE retrieval questions · 21 March 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 17 + 12
Answer: 17 + 12 = 29 -
2. Algebra Substitution
If x = 3, find the value of 2x + 8
Answer: 14 -
3. Geometry Converting lengths
Convert 16cm to mm
Answer: 160mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:8
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 5, 2, 13
Answer: 6.6666666666667