Rounding Decimals Using Place Value

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.

'Nearest tenth' refers to the first digit to the right of the decimal point. When rounding to the nearest tenth, you look at the digit in the hundredths place to decide whether to round up or down.

3.2

'Nearest hundredth' refers to the second digit to the right of the decimal point. When rounding to the nearest hundredth, you look at the digit in the thousandths place to decide whether to round up or down.

8.3

3.862

2.39

0.26

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

If the digit to the right of the place you are rounding to is less than 5, you round down.