Keystones — Bedrock
Five GCSE retrieval questions · 23 August 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 67 + 23
Answer: 67 + 23 = 90 -
2. Algebra Substitution
If x = 5, find the value of 8x + 6
Answer: 46 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:14
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 6, 6, 6, 7
Answer: 6.25