Keystones — Bedrock
Five GCSE retrieval questions · 19 February 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 38 + 65
Answer: 38 + 65 = 103 -
2. Algebra Substitution
If x = 9, find the value of 8x + 6
Answer: 78 -
3. Geometry Converting lengths
Convert 37cm to mm
Answer: 370mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:12
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 11, 5, 9, 8
Answer: 8.25