Keystones — Bedrock
Five GCSE retrieval questions · 9 August 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 64 + 61
Answer: 64 + 61 = 125 -
2. Algebra Substitution
If x = 2, find the value of 2x + 11
Answer: 15 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:32
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 7, 12, 19
Answer: 12.666666666667