Keystones — Bedrock
Five GCSE retrieval questions · 16 June 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 68 + 90
Answer: 68 + 90 = 158 -
2. Algebra Substitution
If x = 4, find the value of 8x + 6
Answer: 38 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:6
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 12, 9, 10
Answer: 10.333333333333