Keystones — Bedrock
Five GCSE retrieval questions · 14 February 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 84 + 29
Answer: 84 + 29 = 113 -
2. Algebra Substitution
If x = 3, find the value of 7x + 8
Answer: 29 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:20
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 13, 11, 20
Answer: 14.666666666667