Keystones — Bedrock
Five GCSE retrieval questions · 31 December 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 78
Answer: 32 + 78 = 110 -
2. Algebra Substitution
If x = 4, find the value of 7x + 8
Answer: 36 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:20
Answer: 4:5 -
5. Statistics Mean
Find the mean of: 10, 17, 6
Answer: 11