4th Grade SBA Place Value and Rounding Review

Front

What is expanded form?

Back

Expanded form is a way of writing numbers that shows the value of each digit. For example, 572 in expanded form is 500 + 70 + 2.

Front

How do you compare two numbers?

Back

To compare two numbers, look at the digits from left to right. The first digit that differs determines which number is greater.

Front

What is the value of a digit in a number?

Back

The value of a digit depends on its position in the number. For example, in 3,921, the value of 2 is 20 because it is in the tens place.

Front

How many groups of ten are in a number?

Back

To find how many groups of ten are in a number, divide the number by 10. For example, in 567, there are 56 groups of ten.

Front

What does rounding a number mean?

Back

Rounding a number means adjusting it to the nearest ten, hundred, or other place value to make it easier to work with.

Front

What is the place value of 5 in 5,453?

Back

The place value of 5 in 5,453 is 5,000 because it is in the thousands place.

Front

How do you write a number in standard form?

Back

Standard form is the usual way of writing numbers using digits. For example, 5,000 + 400 + 30 + 2 is written as 5,432.

Front

What is the greatest digit in the number 3,456?

Back

The greatest digit in the number 3,456 is 6.

Front

How do you find the missing digit in a number comparison?

Back

To find the missing digit, consider the place values and what digit would make the comparison true.

Front

What is the value of 7 in 7,890?

Back

The value of 7 in 7,890 is 7,000 because it is in the thousands place.