Keystones — Bedrock
Five GCSE retrieval questions · 23 December 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 30
Answer: 36 + 30 = 66 -
2. Algebra Substitution
If x = 4, find the value of 7x + 3
Answer: 31 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 9, 2, 15
Answer: 8.6666666666667