Keystones — Bedrock
Five GCSE retrieval questions · 26 December 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 10
Answer: 16 + 10 = 26 -
2. Algebra Substitution
If x = 7, find the value of 6x + 6
Answer: 48 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:16
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 14, 12, 9, 9, 7
Answer: 10.2