Rounding Decimals

Front

What is rounding?

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.

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 whole number.

Front

How do you round a number to the nearest tenth?

Back

To round to the nearest tenth, look at the hundredths place. If it's 5 or more, round up; if it's less than 5, round down.

Front

What is the nearest hundredth?

Back

The nearest hundredth is the second digit to the right of the decimal point.

Front

Estimate the sum of 8.21 and 9.88 by rounding to the nearest whole number.

Back

Estimate: 8 + 10 = 18.

Front

Round 8.5435 to the nearest tenth.

Back

8.5

Front

Round 8.5435 to the nearest whole number.

Back

9

Front

Round 8.5435 to the nearest hundredth.

Back

8.54

Front

Round 6.125 to the nearest tenth.

Back

6.1

Front

What is the rule for rounding up?

Back

If the digit to the right of the place you are rounding to is 5 or greater, round up.