Keystones — Bedrock
Five GCSE retrieval questions · 25 January 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 74 + 64
Answer: 74 + 64 = 138 -
2. Algebra Substitution
If x = 5, find the value of 3x + 11
Answer: 26 -
3. Geometry Converting lengths
Convert 29cm to mm
Answer: 290mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:15
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 16, 19, 12, 9
Answer: 14