Keystones — Bedrock
Five GCSE retrieval questions · 11 December 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 45 + 76
Answer: 45 + 76 = 121 -
2. Algebra Substitution
If x = 2, find the value of 2x + 11
Answer: 15 -
3. Geometry Converting lengths
Convert 29cm to mm
Answer: 290mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:24
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 8, 10, 6, 4
Answer: 7