Rounding Decimals

Front

What is rounding in mathematics?

Back

Rounding is the process of adjusting the digits of a number to make it simpler or to make it 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 integer. If the decimal is .5 or higher, round up; if it's less than .5, round down.

Front

How do you round 75.109 to the nearest whole number?

Back

75.109 rounds to 75 because the decimal part (.109) is less than .5.

Front

How do you round 1.823 to the nearest whole number?

Back

1.823 rounds to 2 because the decimal part (.823) is greater than .5.

Front

What is rounding to the nearest tenth?

Back

Rounding to the nearest tenth means adjusting a number to one decimal place, where the second decimal determines whether to round up or down.

Front

How do you round 47.941 to the nearest tenth?

Back

47.941 rounds to 47.9 because the second decimal (.1) is less than .5.

Front

What does rounding to the nearest hundredth mean?

Back

Rounding to the nearest hundredth means adjusting a number to two decimal places, where the third decimal determines whether to round up or down.

Front

How do you round 9.029 to the nearest hundredth?

Back

9.029 rounds to 9.03 because the third decimal (9) is 5 or greater.

Front

What is the rule for rounding numbers?

Back

If the digit to the right of the rounding place is 5 or greater, round up; if it's less than 5, round down.

Front

How do you round 0.879 to the nearest whole number?

Back

0.879 rounds to 1 because the decimal part (.879) is greater than .5.