Keystones — Bedrock
Five GCSE retrieval questions · 14 October 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 58 + 47
Answer: 58 + 47 = 105 -
2. Algebra Substitution
If x = 6, find the value of 3x + 3
Answer: 21 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 12, 4, 19
Answer: 11.666666666667