Keystones — Bedrock
Five GCSE retrieval questions · 19 April 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 19
Answer: 40 + 19 = 59 -
2. Algebra Substitution
If x = 9, find the value of 8x + 10
Answer: 82 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:25
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 3, 16, 4, 17
Answer: 10