Keystones — Bedrock
Five GCSE retrieval questions · 10 May 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 98 + 38
Answer: 98 + 38 = 136 -
2. Algebra Substitution
If x = 8, find the value of 5x + 11
Answer: 51 -
3. Geometry Converting lengths
Convert 32cm to mm
Answer: 320mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:8
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 20, 12, 10
Answer: 14