Keystones — Bedrock
Five GCSE retrieval questions · 16 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 43
Answer: 37 + 43 = 80 -
2. Algebra Substitution
If x = 3, find the value of 7x + 5
Answer: 26 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 6, 2, 14
Answer: 7.3333333333333