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 hundredths place (the second digit after the decimal) to decide whether to round the tenths place (the first digit after the decimal) up or keep it the same.

Front

When rounding 16.802 to the nearest tenth, what is the result?

Back

16.8

Front

How do you round 1.823 to the nearest whole number?

Back

You look at the decimal part (0.823). Since it is 0.5 or more, you round up to 2.

Front

What is the nearest tenth of 23.542?

Back

23.5

Front

How do you round five and twenty-six thousandths (5.026) to the nearest tenth?

Back

You look at the hundredths place (2). Since it is less than 5, you keep the tenths place as 5.

Front

What is the result of rounding 5.987 to the tenths place?

Back

6.0

Front

What is the rule for rounding up?

Back

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

Front

What is the rule for rounding down?

Back

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

Front

What is an example of rounding a number to the nearest whole number?

Back

Rounding 3.6 to the nearest whole number gives you 4.