STAAR Review: Comparing and Ordering Numbers- 3.2 AD

Front

What is standard form in mathematics?

Back

Standard form is a way of writing numbers using digits, where each digit has a place value. For example, 80,490 is in standard form.

Front

How do you express the number 8 ten thousands, 4 hundreds, and 9 tens in standard form?

Back

The number is expressed as 80,490.

Front

What does the number 35,824 represent in terms of place value?

Back

The number 35,824 can be described as the sum of three ten thousands, five thousands, eight hundreds, two tens, and four ones.

Front

What is expanded notation?

Back

Expanded notation is a way to show the value of each digit in a number. For example, 90,410 can be expressed as (9 × 10,000) + (0 × 1,000) + (4 × 100) + (1 × 10).

Front

How do you compare two numbers?

Back

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

Front

What is the value of the digit 4 in the number 84,320?

Back

In the number 84,320, the digit 4 is in the thousands place, so its value is 4,000.

Front

If a number is greater than 85,629 and less than 88,231, what can you say about its range?

Back

The number must be between 85,630 and 88,230.

Front

What does it mean if a number has a digit greater than 6 in the hundreds place?

Back

It means that the hundreds digit can be 7, 8, or 9.

Front

What is the standard form of the number represented by (9 × 10,000) + (0 × 1,000) + (4 × 100) + (1 × 10)?

Back

The standard form is 90,410.

Front

How do you write the number 1,677 in expanded notation?

Back

1,677 can be written as (1 × 1,000) + (6 × 100) + (7 × 10) + (7 × 1).