Keystones — Bedrock
Five GCSE retrieval questions · 26 August 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 93 + 95
Answer: 93 + 95 = 188 -
2. Algebra Substitution
If x = 8, find the value of 2x + 6
Answer: 22 -
3. Geometry Converting lengths
Convert 20cm to mm
Answer: 200mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:6
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 19, 14, 13, 11, 18
Answer: 15