Keystones — Bedrock
Five GCSE retrieval questions · 10 March 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 35
Answer: 47 + 35 = 82 -
2. Algebra Substitution
If x = 6, find the value of 3x + 3
Answer: 21 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:21
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 7, 2, 19
Answer: 9.3333333333333