Keystones — Bedrock
Five GCSE retrieval questions · 30 January 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 86 + 94
Answer: 86 + 94 = 180 -
2. Algebra Substitution
If x = 9, find the value of 6x + 4
Answer: 58 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:32
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 13, 18, 10, 11
Answer: 13