Keystones — Bedrock
Five GCSE retrieval questions · 20 September 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 34
Answer: 35 + 34 = 69 -
2. Algebra Substitution
If x = 4, find the value of 8x + 9
Answer: 41 -
3. Geometry Converting lengths
Convert 39cm to mm
Answer: 390mm -
4. Ratio Simplifying ratios
Simplify the ratio 4:6
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 2, 7, 18
Answer: 9