Number in a sum

• Part of a sum, in math
• Portion of a sum
• This helps to form a sum
• Part of a column
• Certain number or quantity
• Number on either side of a plus sign
• Either "2" in "2 + 2 = 4"
• Number next to a +
• Either 2, in ''2+2''

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
addend \addend\ n. 1. a number that is added to another number. [WordNet 1.5] ||