Keystones — Bedrock
Five GCSE retrieval questions · 20 December 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 98 + 94
Answer: 98 + 94 = 192 -
2. Algebra Substitution
If x = 7, find the value of 8x + 10
Answer: 66 -
3. Geometry Converting lengths
Convert 27cm to mm
Answer: 270mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:24
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 7, 24, 8, 5
Answer: 11