Rounding Decimals

Front

What is rounding in mathematics?

Back

Rounding is the process of adjusting the digits of a number to make it simpler or to make it easier to work with, typically by reducing the number of digits while keeping the value close to the original number.

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. If the digit in the hundredths place is 5 or greater, the tenths place is increased by one; if it is less than 5, the tenths place remains the same.

Front

How do you round a number to the nearest dollar?

Back

To round a number to the nearest dollar, look at the cents (the digits after the decimal point). If the cents are 50 or more, round up to the next dollar. If they are less than 50, round down to the lower dollar.

Front

What is the rule for rounding to the nearest hundredth?

Back

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

Front

What is the rounded value of 0.118 to the nearest tenth?

Back

0.1

Front

If Khylen wants to spend about $15, what is the rounded price of $14.61 to the nearest dollar?

Back

$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, round down to 23.5.

Front

What is the rounded value of 3.436 to the nearest hundredth?

Back

3.44

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 the rounded value of 19.55 minutes to the nearest tenth?

Back

19.6 minutes