Rounding Decimals

Front

What is rounding in mathematics?

Back

Rounding is the process of adjusting the digits of a number to make it simpler and easier to work with, while keeping its value close to what it was.

Front

What does it mean to round to the nearest tenth?

Back

Rounding to the nearest tenth means adjusting a number so that it has one digit after the decimal point.

Front

How do you round a number that is exactly halfway between two values?

Back

When a number is exactly halfway between two values, it is typically rounded up to the higher value.

Front

What is the rule for rounding to the nearest whole number?

Back

To round to the nearest whole number, if the decimal part is 0.5 or greater, round up; if it is less than 0.5, round down.

Front

How do you round 19.55 to the nearest tenth?

Back

Look at the hundredths place (5). Since it is 5 or greater, round up the tenths place (5) to 6, resulting in 19.6.

Front

What is the nearest dollar to $14.61?

Back

The nearest dollar to $14.61 is $15.

Front

How do you round 23.542 to the nearest tenth?

Back

Look at the hundredths place (4). Since it is less than 5, keep the tenths place (5) the same, resulting in 23.5.

Front

What is the process 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; if it is less than 5, keep the hundredths place the same.

Front

How do you round 1.82 to the nearest whole number?

Back

Look at the decimal part (0.82). Since it is greater than 0.5, round up the whole number (1) to 2.

Front

What is the nearest hundredth to 72.178?

Back

The nearest hundredth to 72.178 is 72.18.