Keystones — Bedrock
Five GCSE retrieval questions · 6 October 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 29
Answer: 40 + 29 = 69 -
2. Algebra Substitution
If x = 8, find the value of 6x + 7
Answer: 55 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:16
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 4, 10, 4
Answer: 6