Round Decimals 5.2C

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to a nearby, more convenient value, often to make calculations easier. It typically involves looking at the digit to the right of the place value you are rounding to.

Front

What is the tenths place in a decimal number?

Back

The tenths place is the first digit to the right of the decimal point. For example, in 56.2, the '2' is in the tenths place.

Front

How do you round 56.21 to the tenths place?

Back

Look at the digit in the hundredths place (1). Since it is less than 5, you keep the tenths place (2) the same. The rounded number is 56.2.

Front

What is the hundredths place in a decimal number?

Back

The hundredths place is the second digit to the right of the decimal point. For example, in 865.27, the '7' is in the hundredths place.

Front

How do you round 56.469 to the tenths place?

Back

Look at the digit in the hundredths place (6). Since it is 5 or greater, you increase the tenths place (4) by 1. The rounded number is 56.5.

Front

What is the rule for rounding numbers?

Back

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

Front

Round 865.275 to the hundredths place.

Back

Look at the digit in the thousandths place (5). Since it is 5 or greater, increase the hundredths place (7) by 1. The rounded number is 865.28.

Front

Round 476.361 to the hundredths place.

Back

Look at the digit in the thousandths place (1). Since it is less than 5, keep the hundredths place (6) the same. The rounded number is 476.36.

Front

Round 75.69 to the tenths place.

Back

Look at the digit in the hundredths place (9). Since it is 5 or greater, increase the tenths place (7) by 1. The rounded number is 75.7.

Front

What is the significance of rounding in mathematics?

Back

Rounding helps simplify numbers, making them easier to work with, especially in calculations and estimations.