Keystones — Bedrock
Five GCSE retrieval questions · 2 December 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 62 + 81
Answer: 62 + 81 = 143 -
2. Algebra Substitution
If x = 2, find the value of 7x + 6
Answer: 20 -
3. Geometry Converting lengths
Convert 47cm to mm
Answer: 470mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:4
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 17, 5, 8, 17
Answer: 11.75