Keystones — Bedrock
Five GCSE retrieval questions · 25 July 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 58 + 59
Answer: 58 + 59 = 117 -
2. Algebra Substitution
If x = 6, find the value of 7x + 9
Answer: 51 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:24
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 8, 17, 4
Answer: 9.6666666666667