Keystones — Bedrock
Five GCSE retrieval questions · 3 December 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 48
Answer: 44 + 48 = 92 -
2. Algebra Substitution
If x = 7, find the value of 8x + 11
Answer: 67 -
3. Geometry Converting lengths
Convert 39cm to mm
Answer: 390mm -
4. Ratio Simplifying ratios
Simplify the ratio 25:40
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 7, 4, 19, 4
Answer: 8.5