Rounding Decimals

Front

What is rounding in mathematics?

Back

Rounding is the process of adjusting the digits of a number to make it simpler while keeping its value close to what it was. It often involves increasing or decreasing the last digit based on the value of the digits that follow it.

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 is less than .5, round down.

Front

How do you round a number to the nearest tenth?

Back

To round a number to the nearest tenth, look at the digit in the hundredths place. If it is 5 or greater, increase the tenths place by 1. If it is less than 5, keep the tenths place the same.

Front

What is the process for rounding to the nearest hundredth?

Back

To round to the nearest hundredth, examine the digit in the thousandths place. If it is 5 or greater, increase the hundredths place by 1. If it is less than 5, keep the hundredths place unchanged.

Front

What is the rounded value of 47.941 to the nearest tenth?

Back

47.9

Front

What is the rounded value of 0.879 to the nearest whole number?

Back

1

Front

What is the rounded value of 9.029 to the nearest hundredth?

Back

9.03

Front

What is the rounded value of 75.109 to the nearest whole number?

Back

75

Front

What is the rounded value of 1.823 to the nearest whole number?

Back

2

Front

What is the significance of the digit in the place value immediately to the right of the rounding place?

Back

The digit immediately to the right of the rounding place determines whether to round up or down. If it is 5 or greater, round up; if it is less than 5, round down.