Keystones — Bedrock
Five GCSE retrieval questions · 22 April 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 39 + 44
Answer: 39 + 44 = 83 -
2. Algebra Substitution
If x = 10, find the value of 3x + 3
Answer: 33 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:8
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 19, 17, 6
Answer: 14