Keystones — Bedrock
Five GCSE retrieval questions · 22 October 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 56 + 98
Answer: 56 + 98 = 154 -
2. Algebra Substitution
If x = 8, find the value of 8x + 4
Answer: 68 -
3. Geometry Converting lengths
Convert 19cm to mm
Answer: 190mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:9
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 9, 2, 19
Answer: 10