Keystones — Bedrock
Five GCSE retrieval questions · 12 January 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 93 + 55
Answer: 93 + 55 = 148 -
2. Algebra Substitution
If x = 7, find the value of 2x + 12
Answer: 26 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:6
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 8, 18, 10
Answer: 12