Keystones — Bedrock
Five GCSE retrieval questions · 4 July 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 50 + 29
Answer: 50 + 29 = 79 -
2. Algebra Substitution
If x = 10, find the value of 3x + 4
Answer: 34 -
3. Geometry Converting lengths
Convert 16cm to mm
Answer: 160mm -
4. Ratio Simplifying ratios
Simplify the ratio 9:18
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 14, 20, 18, 4
Answer: 14