Keystones — Bedrock
Five GCSE retrieval questions · 15 April 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 97 + 21
Answer: 97 + 21 = 118 -
2. Algebra Substitution
If x = 6, find the value of 6x + 9
Answer: 45 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 8, 6, 16
Answer: 10