Keystones — Bedrock
Five GCSE retrieval questions · 30 September 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 47
Answer: 12 + 47 = 59 -
2. Algebra Substitution
If x = 7, find the value of 5x + 6
Answer: 41 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:20
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 6, 18, 17
Answer: 13.666666666667