Keystones — Bedrock
Five GCSE retrieval questions · 18 December 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 30 + 44
Answer: 30 + 44 = 74 -
2. Algebra Substitution
If x = 5, find the value of 7x + 7
Answer: 42 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:20
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 16, 19, 4
Answer: 13