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Quiz yourself on Bounds & Error IntervalsGet your flashcardsBuild my revision planTrack my progressHigher Level: Bounds in Calculations (Key for Exam!)
| To find... | Use... |
|---|---|
| Maximum of A + B | UB(A) + UB(B) |
| Minimum of A + B | LB(A) + LB(B) |
| Maximum of A − B | UB(A) − LB(B) |
| Minimum of A − B | LB(A) − UB(B) |
| Maximum of A × B | UB(A) × UB(B) |
| Minimum of A × B | LB(A) × LB(B) |
| Maximum of A ÷ B | UB(A) ÷ LB(B) |
| Minimum of A ÷ B | LB(A) ÷ UB(B) |
Memory trick: For division, it's the OPPOSITE - to make a fraction big, make the top big and bottom small!
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