Place Value and Rounding

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number. For example, in the number 345, the digit 3 is in the hundreds place, so its value is 300.

Front

How do you determine which number is greater?

Back

To determine which number is greater, compare the digits from left to right, starting with the highest place value.

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to the nearest specified place value, such as the nearest ten or hundred.

Front

Round 456 to the nearest ten.

Back

460

Front

Round 823 to the nearest hundred.

Back

800

Front

What is the value of the digit 7 in the number 7,245?

Back

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

Front

Which number is greater: 1,234 or 1,243?

Back

1,243

Front

Round 1,678 to the nearest ten.

Back

680

Front

What is the place value of 5 in the number 5,678?

Back

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

Front

Round 2,499 to the nearest hundred.

Back

2,500