Keystones — Bedrock
Five GCSE retrieval questions · 1 June 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 83 + 29
Answer: 83 + 29 = 112 -
2. Algebra Substitution
If x = 2, find the value of 8x + 8
Answer: 24 -
3. Geometry Converting lengths
Convert 38cm to mm
Answer: 380mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:20
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 18, 14, 5
Answer: 12.333333333333