Divisor

usgb/dɪˈvaɪzər/
noun

A number by which another number is divided.

In the fraction 15 ÷ 3 = 5, the number 3 is the divisor.
Visual representation of "divisor" - A number by which another number is divided.

Often appears as...

  • to find the divisor
  • the divisor is

Usage tips

Academic

Definition 1 of 2
Visual representation of "divisor"
LampPro Tip 1/3

Math Operations

Remember, 'divisor' is used in division, one of the four basic arithmetic operations.

Illustration for Math Operations
Determine the divisor in this equation: 20 ÷ 4.
LampPro Tip 2/3

Not a Dividend

'Divisor' should not be confused with 'dividend', which is the number being divided.

Illustration for Not a Dividend
In 8 ÷ 2, 8 is the dividend and 2 is the divisor.
LampPro Tip 3/3

Checking Divisibility

Use 'divisor' to discuss whether one number can be evenly divided by another.

Illustration for Checking Divisibility
Is 3 a divisor of 9? Yes, because 9 ÷ 3 equals 3 with no remainder.
Visual representation of the word "Divisor"

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