Keystones — Bedrock
Five GCSE retrieval questions · 26 May 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 19 + 21
Answer: 19 + 21 = 40 -
2. Algebra Substitution
If x = 8, find the value of 6x + 5
Answer: 53 -
3. Geometry Converting lengths
Convert 32cm to mm
Answer: 320mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 11, 14, 19, 7, 17
Answer: 13.6