Rounding Decimals 5th Grade Pt 2

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 digit in the hundredths place to decide whether to round the tenths place up or keep it the same.

Tags

CCSS.5.NBT.A.4

Front

How do you round 47.941 to the nearest tenth?

Back

Look at the hundredths place (4). Since 4 is less than 5, round down to 47.9.

Tags

CCSS.5.NBT.A.4

Front

What does it mean to round to the nearest hundredths?

Back

Rounding to the nearest hundredths means looking at the digit in 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 113.899 to the nearest hundredths?

Back

Look at the thousandths place (9). Since 9 is 5 or more, round up to 113.90 or 113.9.

Tags

CCSS.5.NBT.A.4

Front

How do you round 29.215 to the nearest hundredths?

Back

Look at the thousandths place (5). Since 5 is 5 or more, round up to 29.22.

Tags

CCSS.5.NBT.A.4

Front

How do you round 46.82 to the nearest tenth?

Back

Look at the hundredths place (2). Since 2 is less than 5, round down to 46.8.

Tags

CCSS.5.NBT.A.4

Front

How do you round 29.215 to the nearest whole number?

Back

Look at the tenths place (2). Since 2 is less than 5, round down to 29.

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, 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, round down.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3