Keystones — Bedrock
Five GCSE retrieval questions · 9 February 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 25 + 33
Answer: 25 + 33 = 58 -
2. Algebra Substitution
If x = 10, find the value of 2x + 6
Answer: 26 -
3. Geometry Converting lengths
Convert 38cm to mm
Answer: 380mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:24
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 2, 13, 7
Answer: 7.3333333333333