Keystones — Bedrock
Five GCSE retrieval questions · 28 July 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 38 + 84
Answer: 38 + 84 = 122 -
2. Algebra Substitution
If x = 4, find the value of 8x + 12
Answer: 44 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:8
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 8, 15, 4, 11
Answer: 9.5