Keystones — Bedrock
Five GCSE retrieval questions · 15 May 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 98
Answer: 47 + 98 = 145 -
2. Algebra Substitution
If x = 9, find the value of 2x + 11
Answer: 29 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:15
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 9, 9, 15
Answer: 11