Keystones — Bedrock
Five GCSE retrieval questions · 27 January 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 95 + 81
Answer: 95 + 81 = 176 -
2. Algebra Substitution
If x = 7, find the value of 8x + 10
Answer: 66 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:14
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 5, 13, 19
Answer: 12.333333333333