Keystones — Bedrock
Five GCSE retrieval questions · 19 April 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 24 + 40
Answer: 24 + 40 = 64 -
2. Algebra Substitution
If x = 5, find the value of 2x + 10
Answer: 20 -
3. Geometry Converting lengths
Convert 29cm to mm
Answer: 290mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:6
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 15, 18, 9
Answer: 14