Comparing and Ordering Numbers

Front

What is expanded form?

Back

Expanded form is a way of writing numbers that shows the value of each digit. For example, 1,254 in expanded form is 1,000 + 200 + 50 + 4.

Front

What does the symbol '>' mean?

Back

The symbol '>' means 'greater than'. It is used to compare two numbers, indicating that the number on the left is larger than the number on the right.

Front

What does the symbol '<' mean?

Back

The symbol '<' means 'less than'. It is used to compare two numbers, indicating that the number on the left is smaller than the number on the right.

Front

What does the symbol '=' mean?

Back

The symbol '=' means 'equal to'. It indicates that two numbers are the same in value.

Front

How do you compare two numbers?

Back

To compare two numbers, look at their digits from left to right, starting with the highest place value. The number with the larger digit is greater.

Front

What is the value of the digit 5 in the number 1,254?

Back

In the number 1,254, the digit 5 is in the 'tens' place, so its value is 50.

Front

What is the value of the digit 2 in the number 362,286?

Back

In the number 362,286, the digit 2 is in the 'thousands' place, so its value is 2,000.

Front

If 726,847 _____ 726,874, which symbol do you use?

Back

You use '<' because 726,847 is less than 726,874.

Front

What is the first step in comparing 1,082 and 1,640?

Back

The first step is to look at the thousands place. 1,082 has 1 thousand, and 1,640 has 1 thousand, so you move to the next place.

Front

What is the second step in comparing 1,082 and 1,640?

Back

The second step is to look at the hundreds place. 1,082 has 0 hundreds, and 1,640 has 6 hundreds. Since 0 is less than 6, 1,082 is less than 1,640.