Keystones — Bedrock
Five GCSE retrieval questions · 16 January 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 53 + 26
Answer: 53 + 26 = 79 -
2. Algebra Substitution
If x = 6, find the value of 7x + 8
Answer: 50 -
3. Geometry Converting lengths
Convert 23cm to mm
Answer: 230mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 12, 10, 2
Answer: 8