Portion of a sum

• Part of a sum, in math
• Number on either side of a +
• Arithmetic figure
• Part of the total
• Number on either side of a plus sign
• Calculator figure
• This helps to form a sum
• Part of a column

Wiktionary Word definitions in Wiktionary
n. 1 (context mathematics English) Any one of two or more numbers or other terms that are to be added together. 2 (context organic chemistry English) A moiety added to another molecule vb. 1 To furnish with an addendum. 2 (context organic chemistry English) ...