Keystones — Bedrock
Five GCSE retrieval questions · 17 March 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 77 + 94
Answer: 77 + 94 = 171 -
2. Algebra Substitution
If x = 10, find the value of 8x + 8
Answer: 88 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:32
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 7, 5, 14, 12
Answer: 9.5