Rounding Decimals

Front

What is rounding?

Back

Rounding is the process of adjusting 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 whole number?

Back

Rounding to the nearest whole number means adjusting a decimal number to the closest whole number, based on whether the decimal is less than or greater than 0.5.

Front

Round 29.711 to the nearest whole number.

Back

30

Front

Round 148.93 to the nearest whole number.

Back

149

Front

What does it mean to round to the nearest tenth?

Back

Rounding to the nearest tenth means adjusting a decimal number to one decimal place, based on the value of the hundredths place.

Front

Round 35.087 to the nearest tenth.

Back

35.1

Front

What does it mean to round to the nearest hundredth?

Back

Rounding to the nearest hundredth means adjusting a decimal number to two decimal places, based on the value of the thousandths place.

Front

Round 5.592 to the nearest hundredth.

Back

5.59

Front

Round 47.941 to the nearest whole number.

Back

48

Front

What is the rule for rounding up?

Back

If the digit in the place value to the right of the rounding place is 5 or greater, round up by adding 1 to the rounding place.