Keystones — Bedrock
Five GCSE retrieval questions · 12 March 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 19 + 32
Answer: 19 + 32 = 51 -
2. Algebra Substitution
If x = 10, find the value of 8x + 9
Answer: 89 -
3. Geometry Converting lengths
Convert 11cm to mm
Answer: 110mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:28
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 11, 3, 19, 11
Answer: 11