Keystones — Bedrock
Five GCSE retrieval questions · 4 September 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 81
Answer: 35 + 81 = 116 -
2. Algebra Substitution
If x = 5, find the value of 6x + 8
Answer: 38 -
3. Geometry Converting lengths
Convert 36cm to mm
Answer: 360mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:15
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 15, 6, 13, 8, 10
Answer: 10.4