Keystones — Bedrock
Five GCSE retrieval questions · 20 April 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 25 + 70
Answer: 25 + 70 = 95 -
2. Algebra Substitution
If x = 7, find the value of 6x + 6
Answer: 48 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:15
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 4, 6, 10, 11
Answer: 7.75