Keystones — Bedrock
Five GCSE retrieval questions · 9 May 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 98 + 85
Answer: 98 + 85 = 183 -
2. Algebra Substitution
If x = 5, find the value of 5x + 10
Answer: 35 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:16
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 12, 19, 19, 2
Answer: 13