When measuring your bust ... inch — make sure you’re wearing a bra during this step. To determine your cup size, you have to subtract your band size from your bust size.

round it up to the nearest inch to work out your band size." According to Lucy, the easiest way is to find your cup measurement is to wear an unpadded bra that you already own that fits you ...

Measuring yourself isn’t as difficult as ... With vast band sizes (30 to 44) and generous cup sizes (A to H), rest assured that there’s a perfect fit waiting for you on your computer screen.

Record the number in inches to the nearest round number. So if you measure a 38.5, you’d record 39. 3. Calculate your cup ...

let's say your cup measurement was 40 inches. The difference in inches equates to its respective letter of the alphabet which determines your cup size. E.g. 40 inches (bust) - 36 inches (band ...

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Subtract your band size measurement from this second measurement. The difference is your U.S. cup size, with “0” corresponding with an AA cup, “1” is an A, “2” is a B and so on.