Keystones — Bedrock
Five GCSE retrieval questions · 21 October 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 63 + 35
Answer: 63 + 35 = 98 -
2. Algebra Substitution
If x = 3, find the value of 2x + 10
Answer: 16 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:12
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 14, 14, 2
Answer: 10