Keystones — Bedrock
Five GCSE retrieval questions · 6 December 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 38 + 74
Answer: 38 + 74 = 112 -
2. Algebra Substitution
If x = 5, find the value of 3x + 3
Answer: 18 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:4
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 18, 10, 11, 6, 5
Answer: 10