Keystones — Bedrock
Five GCSE retrieval questions · 30 June 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 59 + 21
Answer: 59 + 21 = 80 -
2. Algebra Substitution
If x = 2, find the value of 8x + 5
Answer: 21 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:12
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 6, 1, 8, 13
Answer: 7