Rounding 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 increasing or decreasing the last digit based on the value of the digits that follow it.

Front

How do you round a number to the nearest tenth?

Back

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

Front

What is the nearest whole number to 11.56?

Back

The nearest whole number to 11.56 is 12, as it is closer to 12 than to 11.

Front

When rounding 3.257 to the nearest hundredth, what is the result?

Back

The result is 3.26, as the digit in the thousandths place (7) rounds the hundredths place (5) up.

Front

If a number rounds to 35.7, what could be a possible original number?

Back

A possible original number could be 35.68, as it rounds down to 35.7.

Front

What is the rule for rounding numbers that end in 5?

Back

When rounding numbers that end in 5, the common rule is to round up to the next whole number or decimal place.

Front

How do you round 47.941 to the nearest tenth?

Back

To round 47.941 to the nearest tenth, look at the hundredths place (4). Since it is less than 5, the tenths place remains 9, resulting in 47.9.

Front

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

Back

The digit in the place immediately to the right determines whether to round up or keep the current digit the same.

Front

What is the rounded value of 3.875 to the nearest tenth?

Back

The rounded value of 3.875 to the nearest tenth is 3.9.

Front

What does it mean to round a number to the nearest hundredth?

Back

Rounding a number to the nearest hundredth means adjusting the number so that it has two digits after the decimal point.