Keystones — Bedrock
Five GCSE retrieval questions · 14 March 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 73 + 64
Answer: 73 + 64 = 137 -
2. Algebra Substitution
If x = 4, find the value of 8x + 11
Answer: 43 -
3. Geometry Converting lengths
Convert 34cm to mm
Answer: 340mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:10
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 25, 15, 7, 13
Answer: 15