Keystones — Bedrock
Five GCSE retrieval questions · 23 February 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 48 + 31
Answer: 48 + 31 = 79 -
2. Algebra Substitution
If x = 6, find the value of 4x + 6
Answer: 30 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:8
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 18, 20, 4
Answer: 14