Keystones — Bedrock
Five GCSE retrieval questions · 31 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 54 + 97
Answer: 54 + 97 = 151 -
2. Algebra Substitution
If x = 5, find the value of 7x + 8
Answer: 43 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:10
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 7, 16, 2, 6
Answer: 7.75