Keystones — Bedrock
Five GCSE retrieval questions · 15 September 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 93
Answer: 47 + 93 = 140 -
2. Algebra Substitution
If x = 7, find the value of 8x + 11
Answer: 67 -
3. Geometry Converting lengths
Convert 48cm to mm
Answer: 480mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 5, 19, 6
Answer: 10