Keystones — Bedrock
Five GCSE retrieval questions · 31 May 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 92 + 86
Answer: 92 + 86 = 178 -
2. Algebra Substitution
If x = 3, find the value of 2x + 6
Answer: 12 -
3. Geometry Converting lengths
Convert 19cm to mm
Answer: 190mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:6
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 12, 9, 3
Answer: 8