Keystones — Bedrock
Five GCSE retrieval questions · 29 April 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 87 + 70
Answer: 87 + 70 = 157 -
2. Algebra Substitution
If x = 6, find the value of 8x + 3
Answer: 51 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:12
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 8, 5, 5
Answer: 6