Keystones — Bedrock
Five GCSE retrieval questions · 12 July 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 84 + 53
Answer: 84 + 53 = 137 -
2. Algebra Substitution
If x = 5, find the value of 7x + 10
Answer: 45 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:25
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 13, 10, 9
Answer: 10.666666666667