Keystones — Bedrock
Five GCSE retrieval questions · 26 February 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 21 + 97
Answer: 21 + 97 = 118 -
2. Algebra Substitution
If x = 5, find the value of 5x + 5
Answer: 30 -
3. Geometry Converting lengths
Convert 18cm to mm
Answer: 180mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:14
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 9, 14, 12
Answer: 11.666666666667