Rounding Decimals

Front

What is rounding?

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.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What does it mean to round to the nearest hundredth?

Back

Rounding to the nearest hundredth means adjusting a decimal number to two places after the decimal point.

Tags

CCSS.5.NBT.A.4

Front

How do you determine which digit to round when rounding to the nearest hundredth?

Back

Look at the digit in the thousandths place (the third digit after the decimal). If it is 5 or greater, round up the hundredths place by one. If it is less than 5, keep the hundredths place the same.

Tags

CCSS.5.NBT.A.4

Front

Round 72.178 to the nearest hundredth.

Back

72.18

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CCSS.5.NBT.A.4

Front

Round 9.029 to the nearest hundredth.

Back

9.03

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CCSS.5.NBT.A.4

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 nearest integer.

Tags

CCSS.5.NBT.A.4

Front

How do you determine which digit to round when rounding to the nearest whole number?

Back

Look at the digit in the tenths place (the first digit after the decimal). If it is 5 or greater, round up the whole number by one. If it is less than 5, keep the whole number the same.

Tags

CCSS.5.NBT.A.4

Front

Round 0.879 to the nearest whole number.

Back

1

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CCSS.5.NBT.A.4

Front

Round 1.823 to the nearest whole number.

Back

2

Tags

CCSS.5.NBT.A.4

Front

What does it mean to round to the nearest thousandth?

Back

Rounding to the nearest thousandth means adjusting a decimal number to three places after the decimal point.