Rounding

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, 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 ten?

Back

Rounding to the nearest ten means adjusting a number to the closest multiple of ten.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What does it mean to round to the nearest hundred?

Back

Rounding to the nearest hundred means adjusting a number to the closest multiple of one hundred.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What does it mean to round to the nearest thousand?

Back

Rounding to the nearest thousand means adjusting a number to the closest multiple of one thousand.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What does it mean to round to the nearest ten thousand?

Back

Rounding to the nearest ten thousand means adjusting a number to the closest multiple of ten thousand.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What does it mean to round to the nearest hundred thousand?

Back

Rounding to the nearest hundred thousand means adjusting a number to the closest multiple of one hundred thousand.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the rule for rounding up?

Back

If the digit to the right of the rounding place is 5 or greater, round up by increasing the rounding place by one.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is the rule for rounding down?

Back

If the digit to the right of the rounding place is less than 5, round down by keeping the rounding place the same.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 391,991 to the nearest ten thousand.

Back

390,000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 34,503 to the nearest hundred.

Back

34,500

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3