Keystones — Bedrock
Five GCSE retrieval questions · 25 April 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 33 + 60
Answer: 33 + 60 = 93 -
2. Algebra Substitution
If x = 8, find the value of 5x + 10
Answer: 50 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:12
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 17, 19, 14, 12, 13
Answer: 15