Decimal Rounding

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 tenth?

Back

Rounding to the nearest tenth means looking at the hundredths place to decide whether to round the tenths place up or keep it the same.

Tags

CCSS.5.NBT.A.4

Front

What does it mean to round to the nearest hundredth?

Back

Rounding to the nearest hundredth means looking at the thousandths place to decide whether to round the hundredths place up or keep it the same.

Tags

CCSS.5.NBT.A.4

Front

How do you round 4.52 to the nearest hundredth?

Back

4.52 is already at the hundredth place, so it remains 4.52.

Tags

CCSS.5.NBT.A.4

Front

What is the rule for rounding up?

Back

If the digit to the right of the place you are rounding to is 5 or greater, you 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 to the right of the place you are rounding to is less than 5, you round down.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 10.065 to the nearest tenth.

Back

10.065 rounded to the nearest tenth is 10.1.

Tags

CCSS.5.NBT.A.4

Front

Round 18.888 to the nearest hundredth.

Back

18.888 rounded to the nearest hundredth is 18.89.

Tags

CCSS.5.NBT.A.4

Front

Round 123.496 to the nearest tenth.

Back

123.496 rounded to the nearest tenth is 123.5.

Tags

CCSS.5.NBT.A.4

Front

Round 77.538 to the nearest hundredth.

Back

77.538 rounded to the nearest hundredth is 77.54.

Tags

CCSS.5.NBT.A.4