Keystones — Bedrock
Five GCSE retrieval questions · 17 April 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 47
Answer: 47 + 47 = 94 -
2. Algebra Substitution
If x = 4, find the value of 6x + 11
Answer: 35 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:10
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 13, 7, 6, 21, 18
Answer: 13