Keystones — Bedrock
Five GCSE retrieval questions · 6 October 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 94 + 79
Answer: 94 + 79 = 173 -
2. Algebra Substitution
If x = 3, find the value of 5x + 3
Answer: 18 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:16
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 14, 15, 6, 12
Answer: 11.75