Keystones — Bedrock
Five GCSE retrieval questions · 8 April 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 88 + 34
Answer: 88 + 34 = 122 -
2. Algebra Substitution
If x = 7, find the value of 8x + 11
Answer: 67 -
3. Geometry Converting lengths
Convert 18cm to mm
Answer: 180mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:16
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 15, 11, 7
Answer: 11