Keystones — Bedrock
Five GCSE retrieval questions · 19 July 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 80 + 20
Answer: 80 + 20 = 100 -
2. Algebra Substitution
If x = 4, find the value of 4x + 10
Answer: 26 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:20
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 7, 7, 16
Answer: 10