Rounding Numbers

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, usually to the nearest ten, hundred, or other place value.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

How do you round a number to the nearest ten?

Back

To round a number to the nearest ten, look at the digit in the ones place. If it is 5 or more, round up. If it is 4 or less, round down.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 5,612 to the nearest ten.

Back

5,610

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 7,845 to the nearest ten.

Back

7,850

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the nearest hundred to 515?

Back

500

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 68 to the nearest ten.

Back

70

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 3,489 to the nearest hundred.

Back

3,500

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the rule for rounding up?

Back

If the digit in the place value to the right is 5 or greater, round up.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the rule for rounding down?

Back

If the digit in the place value to the right is 4 or less, round down.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 234 to the nearest ten.

Back

230

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3