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.

Front

How do you round a decimal number?

Back

Look at the digit to the right of the place value you are rounding to. If it's 5 or more, round up. If it's less than 5, round down.

Front

Round 1.82 to the nearest whole number.

Back

2

Front

What does rounding to the nearest tenth mean?

Back

Rounding to the nearest tenth means adjusting a decimal number to one decimal place.

Front

Round 23.542 to the nearest tenth.

Back

23.5

Front

What is the rule for rounding up?

Back

If the digit to the right of the rounding place is 5 or greater, increase the rounding place by 1.

Front

What is the rule for rounding down?

Back

If the digit to the right of the rounding place is less than 5, keep the rounding place the same.

Front

Round 3.436 to the nearest hundredth.

Back

3.44

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.