Keystones — Bedrock
Five GCSE retrieval questions · 12 February 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 70 + 54
Answer: 70 + 54 = 124 -
2. Algebra Substitution
If x = 7, find the value of 8x + 8
Answer: 64 -
3. Geometry Converting lengths
Convert 14cm to mm
Answer: 140mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:18
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 5, 9, 7
Answer: 7