Keystones — Bedrock
Five GCSE retrieval questions · 17 January 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 68 + 66
Answer: 68 + 66 = 134 -
2. Algebra Substitution
If x = 7, find the value of 7x + 6
Answer: 55 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:24
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 5, 12, 10
Answer: 9