Keystones — Bedrock
Five GCSE retrieval questions · 14 May 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 56 + 51
Answer: 56 + 51 = 107 -
2. Algebra Substitution
If x = 6, find the value of 8x + 7
Answer: 55 -
3. Geometry Converting lengths
Convert 29cm to mm
Answer: 290mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 15, 4, 6, 18, 12
Answer: 11