Rounding Decimals

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 tenth?

Back

Rounding to the nearest tenth means looking at the hundredths place (the second digit after the decimal) to decide whether to round the tenths place (the first digit after the decimal) up or keep it the same.

Tags

CCSS.5.NBT.A.4

Front

Round 310.286 to the nearest tenth.

Back

310.3

Tags

CCSS.5.NBT.A.4

Front

What is the rule for rounding up?

Back

If the digit in the place value to the right is 5 or greater, round up.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 1.823 to the nearest whole number.

Back

2

Tags

CCSS.5.NBT.A.4

Front

What is the rule for rounding down?

Back

If the digit in the place value to the right is less than 5, round down.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Round 99.95 to the nearest whole number.

Back

100

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 (the third digit after the decimal) to decide whether to round the hundredths place (the second digit after the decimal) up or keep it the same.

Tags

CCSS.5.NBT.A.4

Front

Which of the following is 9.0294 rounded to the nearest hundredth?

Back

9.03

Tags

CCSS.5.NBT.A.4

Front

Round 12.345 to the nearest tenth.

Back

12.3

Tags

CCSS.5.NBT.A.4