Keystones — Bedrock
Five GCSE retrieval questions · 25 August 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 98 + 32
Answer: 98 + 32 = 130 -
2. Algebra Substitution
If x = 5, find the value of 4x + 9
Answer: 29 -
3. Geometry Converting lengths
Convert 6cm to mm
Answer: 60mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 15, 11, 15
Answer: 13.666666666667