Keystones — Bedrock
Five GCSE retrieval questions · 28 October 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 94 + 93
Answer: 94 + 93 = 187 -
2. Algebra Substitution
If x = 3, find the value of 4x + 11
Answer: 23 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 10, 21, 11
Answer: 14