Rounding

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

What does it mean to round to the nearest ten?

Back

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

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What are benchmark numbers when rounding to the nearest ten?

Back

Benchmark numbers are the two multiples of ten that are closest to the number being rounded.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 67 to the nearest ten.

Back

70

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

When rounding 37 to the nearest ten, what are the two benchmark numbers?

Back

30 and 40

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 32 to the nearest ten.

Back

30

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 ones place is 5 or greater, round up to the next ten or hundred.

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 ones place is less than 5, round down to the previous ten or hundred.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Cameron has 324 baseball cards. About how many cards does he have to the nearest hundred?

Back

300

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 278 to the nearest hundred.

Back

300

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3