Keystones — Bedrock
Five GCSE retrieval questions · 3 September 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 18
Answer: 36 + 18 = 54 -
2. Algebra Substitution
If x = 10, find the value of 6x + 10
Answer: 70 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:30
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 9, 8, 4
Answer: 7