Keystones — Bedrock
Five GCSE retrieval questions · 19 January 2023 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 18 + 11
Answer: 18 + 11 = 29 -
2. Algebra Substitution
If x = 4, find the value of 8x + 6
Answer: 38 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:8
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 16, 5, 2, 19
Answer: 10.5