Keystones — Bedrock
Five GCSE retrieval questions · 31 August 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 35
Answer: 35 + 35 = 70 -
2. Algebra Substitution
If x = 6, find the value of 4x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 37cm to mm
Answer: 370mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:30
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 15, 5, 19
Answer: 13