Keystones — Bedrock
Five GCSE retrieval questions · 26 July 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 26 + 42
Answer: 26 + 42 = 68 -
2. Algebra Substitution
If x = 3, find the value of 3x + 12
Answer: 21 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:16
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 19, 16, 12
Answer: 15.666666666667