Rounding numbers 3rd grade

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 thousand.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

When rounding a number, what digit do you look at to decide whether to round up or down?

Back

You look at the digit to the right of the place value you are rounding to.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

If the digit to the right is 5 or greater, what do you do?

Back

You round up the number.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

If the digit to the right is 4 or less, what do you do?

Back

You round down the number.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 46 to the nearest ten.

Back

50

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 230 to the nearest hundred.

Back

200

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 2,400 to the nearest thousand.

Back

2,000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 2,500 to the nearest hundred.

Back

2,500

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 380,000 to the nearest hundred thousand.

Back

400,000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the nearest ten to 57?

Back

60

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3