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 tenth?

Back

Rounding to the nearest tenth means looking at the digit in the hundredths place to decide whether to round the tenths place up or keep it the same.

Front

Round 148.93 to the nearest tenth.

Back

148.9

Front

What does it mean to round to the nearest hundredth?

Back

Rounding to the nearest hundredth means looking at the digit in the thousandths place to decide whether to round the hundredths place up or keep it the same.

Front

Round 5.592 to the nearest hundredth.

Back

5.59

Front

How do you round a number to the nearest whole number?

Back

To round to the nearest whole number, look at the digit in the tenths place. If it's 5 or more, round up; if it's 4 or less, round down.

Front

Sakarie rounded $2.59 to the nearest dollar. How much did she leave as a tip?

Back

$3.00

Front

Round 47.941 to the nearest tenth.

Back

47.9

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.

Front

What is the rule for rounding down?

Back

If the digit to the right of the place you are rounding to is 4 or less, round down.