Rounding Off Numbers

Round 23.542 to the nearest tenth.

• 23.5

• 23.6

• 23.54

• 23

Answer explanation

To round 23.542 to the nearest tenth, look at the hundredths place (4). Since 4 is less than 5, we round down, keeping the tenths place as 5. Thus, 23.542 rounded to the nearest tenth is 23.5.

Round 1.823 to the nearest whole number.

• 1

• 1.8

• 2

• 2.8

Answer explanation

To round 1.823 to the nearest whole number, look at the digit in the tenths place (8). Since it is 5 or greater, round up. Thus, 1.823 rounds to 2.

Round 5.592 to the nearest hundredth.

• 5.60

• 5.50

• 6.59

• 5.59

Answer explanation

To round 5.592 to the nearest hundredth, look at the third decimal place (2). Since it's less than 5, we round down, resulting in 5.59.

Round 47.941 to the nearest tenth.

• 47.9

• 48

• 47.91

• 48.1

Answer explanation

To round 47.941 to the nearest tenth, look at the hundredths place (4). Since 4 is less than 5, we round down, keeping the tenths place as 9. Thus, 47.941 rounded to the nearest tenth is 47.9.

Which of the following is 9.029 rounded to the nearest hundredth?

• 9.0

• 9.02

• 9.03

• 9.029

Answer explanation

To round 9.029 to the nearest hundredth, look at the third decimal place (9). Since it is 5 or greater, round up the second decimal place (2) to 3. Thus, 9.029 rounded to the nearest hundredth is 9.03.

Round to the nearest whole number.

75.109

• 70

• 80

• 75

• 75.1

Answer explanation

To round 75.109 to the nearest whole number, we look at the first decimal place (1). Since it is less than 5, we round down to 75. Thus, the correct answer is 75.

Round 47.7399 to the nearest thousandth.

• 48

• 47.7310

• 47.740

• 47.730

Answer explanation

To round 47.7399 to the nearest thousandth, look at the digit in the ten-thousandths place (9). Since it is 5 or greater, round up the thousandths place (7) to 8. Thus, 47.7399 rounds to 47.740.

Round 0.879 to the nearest whole number.

• 0.1

• 1

• 0

• 0.88

Answer explanation

To round 0.879 to the nearest whole number, we look at the digit after the decimal point (7). Since 7 is 5 or greater, we round up to 1. Therefore, the correct answer is 1.

Name the place value position of the red digit.

83.521

• ones

• tens

• tenths

• hundreths

Answer explanation

The red digit '3' is in the ones place of the number 83.521. The digit to the left, '8', is in the tens place, while the digits to the right represent tenths and hundredths. Therefore, the correct answer is 'ones'.

Name the place value position of the red digit.

14.63

• ones

• tens

• tenths

• hundredths

Answer explanation

In the number 14.63, the red digit '6' is in the tenths position, which is the first digit to the right of the decimal point. Therefore, the correct answer is 'tenths'.