Keystones — Bedrock
Five GCSE retrieval questions · 30 December 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 18 + 33
Answer: 18 + 33 = 51 -
2. Algebra Substitution
If x = 7, find the value of 8x + 7
Answer: 63 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 13, 5, 11, 9
Answer: 9.5