Keystones — Bedrock
Five GCSE retrieval questions · 12 June 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 67 + 97
Answer: 67 + 97 = 164 -
2. Algebra Substitution
If x = 3, find the value of 3x + 3
Answer: 12 -
3. Geometry Converting lengths
Convert 36cm to mm
Answer: 360mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:28
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 10, 4, 19, 2, 2
Answer: 7.4