Keystones — Bedrock
Five GCSE retrieval questions · 5 April 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 98 + 51
Answer: 98 + 51 = 149 -
2. Algebra Substitution
If x = 3, find the value of 7x + 11
Answer: 32 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 16, 5, 11, 15, 18
Answer: 13