Standard form is a number written with numerals, like 572,326.
Every number can be represented in a variety of ways.
• Standard form: 86,509
• Word form: eighty-six thousand, five hundred nine
• Expanded form: 80,000 + 6,000 + 500 + 9
• Number model:
When you compare numbers, it’s best to change them to standard form.
Change the following numbers to standard form and compare them.
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Practice Problems
Change 8 ten-thousands, 3 thousands, 1 hundred, 9 ones to standard form.
Change 700,000 + 80,000 + 5,000 + 300 + 10 to standard from.
Change five million, twenty-six thousand, five hundred forty-eight to standard form.
Related Math Lessons
- 3rd Grade: Understanding 4-Digit Numbers
- 3rd Grade: Understanding 5-Digit Numbers
- 4th Grade: Numbers to 1 Million
- 4th Grade: Numbers to 1 Billion