Keystones — Bedrock
Five GCSE retrieval questions · 5 September 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 23 + 74
Answer: 23 + 74 = 97 -
2. Algebra Substitution
If x = 3, find the value of 3x + 5
Answer: 14 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:21
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 8, 14, 14, 6
Answer: 10.5