Keystones — Bedrock
Five GCSE retrieval questions · 8 March 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 95 + 46
Answer: 95 + 46 = 141 -
2. Algebra Substitution
If x = 10, find the value of 6x + 3
Answer: 63 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:16
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 19, 19, 7
Answer: 15