What is another word for subtraction sign?
Pronunciation: [sʌbtɹˈakʃən sˈa͡ɪn] (IPA) 
The subtraction sign is a mathematical symbol that represents taking away or subtracting one quantity from another. This symbol is also known as the minus sign or the dash. The minus sign is used to indicate a negative number or a decrease in a value. Other synonyms for the subtraction sign include hyphen, en dash, and em dash. The hyphen is a small, short horizontal line that is used to link words together, while the en dash is slightly longer and is used to represent a range of values. The em dash is the longest of the three and is often used to indicate a pause or interruption in speech.
