Keystones — Bedrock
Five GCSE retrieval questions · 13 June 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 83 + 88
Answer: 83 + 88 = 171 -
2. Algebra Substitution
If x = 8, find the value of 6x + 8
Answer: 56 -
3. Geometry Converting lengths
Convert 38cm to mm
Answer: 380mm -
4. Ratio Simplifying ratios
Simplify the ratio 21:9
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 19, 4, 17, 8
Answer: 12