summand

mathematics

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July 14, 2026

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In mathematics, a summand is a term within a summation. When you add numbers together, each number being added is called a summand. For example, in the equation 5 + 7 = 12, both 5 and 7 are summands, and 12 is the sum. This fundamental operation of addition is a core part of arithmetic.123

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$A page from a first-grade workbook typical of “new math” might state: “Draw connecting lines from triangles in the first set to triangles in the second set. Are the two sets equivalent in number?”$
arithmetic
Addition and multiplication
…the latter is called a summand. The operation of forming the sum is called addition, the symbol + being read as “plus.” This is the simplest binary operation, where binary refers to the process of combining two objects.
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…the latter is called a summand. The operation of forming the sum is called addition, the symbol + being read as “plus.” This is the simplest binary operation, where binary refers to the process of combining two objects.
Read More