Keystones — Bedrock
Five GCSE retrieval questions · 11 October 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 92 + 62
Answer: 92 + 62 = 154 -
2. Algebra Substitution
If x = 7, find the value of 8x + 7
Answer: 63 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:10
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 6, 16, 8
Answer: 10