Keystones — Bedrock
Five GCSE retrieval questions · 8 September 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 91 + 68
Answer: 91 + 68 = 159 -
2. Algebra Substitution
If x = 4, find the value of 6x + 4
Answer: 28 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:6
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 19, 8, 17, 9
Answer: 13.25