Keystones — Bedrock
Five GCSE retrieval questions · 10 March 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 73 + 45
Answer: 73 + 45 = 118 -
2. Algebra Substitution
If x = 7, find the value of 5x + 10
Answer: 45 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:24
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 11, 4, 9
Answer: 8