Keystones — Bedrock
Five GCSE retrieval questions · 8 April 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 25
Answer: 40 + 25 = 65 -
2. Algebra Substitution
If x = 9, find the value of 8x + 8
Answer: 80 -
3. Geometry Converting lengths
Convert 6cm to mm
Answer: 60mm -
4. Ratio Simplifying ratios
Simplify the ratio 28:32
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 2, 11, 9, 2
Answer: 6