Keystones — Bedrock
Five GCSE retrieval questions · 19 December 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 73 + 54
Answer: 73 + 54 = 127 -
2. Algebra Substitution
If x = 6, find the value of 8x + 3
Answer: 51 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:15
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 14, 10, 15
Answer: 13