Keystones — Bedrock
Five GCSE retrieval questions · 31 March 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 59 + 99
Answer: 59 + 99 = 158 -
2. Algebra Substitution
If x = 2, find the value of 6x + 11
Answer: 23 -
3. Geometry Converting lengths
Convert 40cm to mm
Answer: 400mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 15, 14, 15
Answer: 14.666666666667