Keystones — Bedrock
Five GCSE retrieval questions · 20 May 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 39 + 28
Answer: 39 + 28 = 67 -
2. Algebra Substitution
If x = 7, find the value of 7x + 6
Answer: 55 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:32
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 7, 6, 10
Answer: 7.6666666666667