Keystones — Bedrock
Five GCSE retrieval questions · 26 July 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 76 + 65
Answer: 76 + 65 = 141 -
2. Algebra Substitution
If x = 10, find the value of 2x + 3
Answer: 23 -
3. Geometry Converting lengths
Convert 47cm to mm
Answer: 470mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:32
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 7, 16, 16
Answer: 13