Keystones — Bedrock
Five GCSE retrieval questions · 22 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 71 + 77
Answer: 71 + 77 = 148 -
2. Algebra Substitution
If x = 6, find the value of 2x + 4
Answer: 16 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:6
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 19, 3, 8, 16, 11
Answer: 11.4