Keystones — Bedrock
Five GCSE retrieval questions · 13 September 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 98 + 29
Answer: 98 + 29 = 127 -
2. Algebra Substitution
If x = 10, find the value of 2x + 9
Answer: 29 -
3. Geometry Converting lengths
Convert 43cm to mm
Answer: 430mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:14
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 5, 4, 4, 11
Answer: 6