Keystones — Bedrock
Five GCSE retrieval questions · 6 June 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 98 + 48
Answer: 98 + 48 = 146 -
2. Algebra Substitution
If x = 7, find the value of 2x + 8
Answer: 22 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:10
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 19, 6, 7, 13, 5
Answer: 10