Keystones — Bedrock
Five GCSE retrieval questions · 23 January 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 84 + 22
Answer: 84 + 22 = 106 -
2. Algebra Substitution
If x = 7, find the value of 4x + 8
Answer: 36 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:8
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 3, 5, 10, 14
Answer: 8