Skill: Compare whole numbers

Explanation and Free Practice Resources

Comparing whole numbers through 1,000,000 involves interpreting place value to determine whether one quantity is less than, greater than, or equal to another: compare the greatest place first, then proceed to lower places only when needed. Learners represent these relationships with <, >, and = and on number lines, understanding that the number of digits alone is not always sufficient when place values are aligned; decimals, negative numbers, and more general number systems are outside this scope.

Detailed Explanation: Compare whole numbers

To compare whole numbers, start with the greatest place value and move to the right only if the digits are equal.

Remember:

  • >> means “greater than”
  • << means “less than”
  • == means “equal to”

Example

Compare (482,731)(482{,}731) and (479,856)(479{,}856).

  1. Compare the hundred-thousands digits:
    Both numbers have 44, so they are equal so far.

  2. Compare the ten-thousands digits:
    88 is greater than 77.

  3. Since (8>7)(8>7), the first number is greater. We do not need to compare the remaining digits.

Therefore,

482,731>479,856482{,}731>479{,}856

The number (482,731)(482{,}731) would also be farther to the right on a number line, because greater numbers are farther to the right.

Learn by doing: Compare whole numbers

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Compare Five-Digit Numbers to 100,000


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