Round Decimals

Front

What is rounding in mathematics?

Back

Rounding is the process of adjusting the digits of a number to make it simpler while keeping its value close to what it was. It often involves reducing the number of digits after the decimal point.

Front

What does it mean to round to the nearest whole number?

Back

Rounding to the nearest whole number means adjusting a decimal number to the closest integer. If the decimal is .5 or higher, round up; if it's less than .5, round down.

Front

How do you round to the nearest tenth?

Back

To round to the nearest tenth, look at the hundredths place. If it is 5 or greater, round up the tenths place by one. If it is less than 5, keep the tenths place the same.

Front

What is the rule for rounding to the nearest hundredth?

Back

To round to the nearest hundredth, look at the thousandths place. If it is 5 or greater, round up the hundredths place by one. If it is less than 5, keep the hundredths place the same.

Front

How do you round to the nearest ten?

Back

To round to the nearest ten, look at the units place. If it is 5 or greater, round up the tens place by one. If it is less than 5, keep the tens place the same.

Front

What is the significance of the digit in the place value immediately to the right when rounding?

Back

The digit in the place value immediately to the right determines whether to round up or down. If it is 5 or greater, round up; if it is less than 5, round down.

Front

What is an example of rounding a decimal number to the nearest hundredth?

Back

For example, rounding 2.408 to the nearest hundredth results in 2.41.

Front

What is an example of rounding a decimal number to the nearest whole number?

Back

For example, rounding 77.538 to the nearest whole number results in 78.

Front

What is an example of rounding a decimal number to the nearest tenth?

Back

For example, rounding 310.286 to the nearest tenth results in 310.3.

Front

What is an example of rounding a whole number to the nearest ten?

Back

For example, rounding 1,456 to the nearest ten results in 1,460.