Keystones — Bedrock
Five GCSE retrieval questions · 16 October 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 93 + 97
Answer: 93 + 97 = 190 -
2. Algebra Substitution
If x = 9, find the value of 4x + 4
Answer: 40 -
3. Geometry Converting lengths
Convert 29cm to mm
Answer: 290mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:24
Answer: 1:4 -
5. Statistics Mean
Find the mean of: 23, 11, 8
Answer: 14