Keystones — Bedrock
Five GCSE retrieval questions · 12 September 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 48 + 98
Answer: 48 + 98 = 146 -
2. Algebra Substitution
If x = 2, find the value of 4x + 5
Answer: 13 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:16
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 18, 10, 10, 12
Answer: 12.5