Keystones — Bedrock
Five GCSE retrieval questions · 11 January 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 88 + 45
Answer: 88 + 45 = 133 -
2. Algebra Substitution
If x = 6, find the value of 5x + 3
Answer: 33 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:4
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 14, 20, 19
Answer: 17.666666666667