Keystones — Bedrock
Five GCSE retrieval questions · 6 August 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 97 + 89
Answer: 97 + 89 = 186 -
2. Algebra Substitution
If x = 7, find the value of 8x + 3
Answer: 59 -
3. Geometry Converting lengths
Convert 17cm to mm
Answer: 170mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:6
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 9, 5, 13, 5
Answer: 8