Keystones — Bedrock
Five GCSE retrieval questions · 28 July 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 87 + 65
Answer: 87 + 65 = 152 -
2. Algebra Substitution
If x = 4, find the value of 7x + 6
Answer: 34 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:15
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 10, 14, 20, 18
Answer: 15.5