Keystones — Bedrock
Five GCSE retrieval questions · 28 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 98 + 46
Answer: 98 + 46 = 144 -
2. Algebra Substitution
If x = 7, find the value of 3x + 11
Answer: 32 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 12, 12, 10, 19, 20
Answer: 14.6