Key term for AQA GCSE Mathematics, used in Measures and accuracy.
The smallest value that is just too large to round or truncate to a given target number.
Upper Bound (UB) appears in AQA GCSE Mathematics revision content for Number, especially Measures and accuracy and Rounding and Accuracy.
Create a free account to access AQA GCSE Mathematics revision notes, track progress, and practise related key terms.
