Keystones — Bedrock
Five GCSE retrieval questions · 19 December 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 30 + 22
Answer: 30 + 22 = 52 -
2. Algebra Substitution
If x = 6, find the value of 6x + 11
Answer: 47 -
3. Geometry Converting lengths
Convert 24cm to mm
Answer: 240mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:14
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 8, 4, 8
Answer: 6.6666666666667