Keystones — Bedrock
Five GCSE retrieval questions · 15 February 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 42 + 58
Answer: 42 + 58 = 100 -
2. Algebra Substitution
If x = 4, find the value of 8x + 6
Answer: 38 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 3, 10, 2, 5
Answer: 5