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

How do you round a decimal to the nearest tenth?

Back

To round a decimal to the nearest tenth, look at the hundredths place. If it's 5 or more, add 1 to the tenths place; if it's less than 5, keep the tenths place the same.

Front

What is the rule for rounding up?

Back

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

Front

What is the rule for rounding down?

Back

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

Front

Round 14.297 to the nearest whole number.

Back

14

Front

Round 3.789 to the nearest hundredth.

Back

3.79

Front

What is the nearest hundredth of 15.12?

Back

15.12 is already at the nearest hundredth.

Front

If a number is rounded to 35.7, what could the original number be?

Back

The original number could be 35.68.

Front

Round 3.875 to the nearest tenth.

Back

3.9