Keystones — Bedrock
Five GCSE retrieval questions · 23 March 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 34
Answer: 47 + 34 = 81 -
2. Algebra Substitution
If x = 10, find the value of 8x + 3
Answer: 83 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:14
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 2, 13, 19, 14
Answer: 12