Keystones — Bedrock
Five GCSE retrieval questions · 9 September 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 39 + 26
Answer: 39 + 26 = 65 -
2. Algebra Substitution
If x = 10, find the value of 7x + 7
Answer: 77 -
3. Geometry Converting lengths
Convert 40cm to mm
Answer: 400mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:14
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 2, 8, 14
Answer: 8