Use the capital letter “M” to abbreviate “million” (e.g., 1M for 1 million). Unfortunately, there isn’t a consistent approach to labeling units. The least ambiguous approach is to simply write them out in words, such as “$ thousands.” This is Corporate Finance Institute’s recommended method, to avoid any potential confusion. Roman numerals are often used…

The word “million” is not Certified Bookkeeper a commonly abbreviated word, but its abbreviations still have their place. An abbreviation for million is most often seen in financial documents and paperwork. Swap the word “million” for “mil” or “mm” to avoid redundant language but to still be specific in how large numbers you’re working with.…