Keystones — Bedrock
Five GCSE retrieval questions · 27 March 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 37
Answer: 16 + 37 = 53 -
2. Algebra Substitution
If x = 4, find the value of 7x + 3
Answer: 31 -
3. Geometry Converting lengths
Convert 23cm to mm
Answer: 230mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 18, 8, 11, 21, 7
Answer: 13