Keystones — Bedrock
Five GCSE retrieval questions · 22 March 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 98 + 78
Answer: 98 + 78 = 176 -
2. Algebra Substitution
If x = 7, find the value of 7x + 3
Answer: 52 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:4
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 11, 9, 4
Answer: 8