Keystones — Bedrock
Five GCSE retrieval questions · 26 April 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 55 + 97
Answer: 55 + 97 = 152 -
2. Algebra Substitution
If x = 9, find the value of 5x + 3
Answer: 48 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:10
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 6, 14, 16, 7
Answer: 10.75