Place Value & Rounding

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number. For example, in the number 362, the 3 is in the hundreds place, so it represents 300.

Front

How do you round a number to the nearest ten?

Back

To round a number to the nearest ten, look at the digit in the ones place. If it is 5 or more, round up. If it is 4 or less, round down.

Front

What is 362 rounded to the nearest ten?

Back

360

Front

How do you round a number to the nearest hundred?

Back

To round a number to the nearest hundred, look at the digit in the tens place. If it is 5 or more, round up. If it is 4 or less, round down.

Front

What is 149 rounded to the nearest hundred?

Back

100

Front

What is 564 rounded to the nearest hundred?

Back

600

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to a nearby value that is easier to work with, usually to the nearest ten or hundred.

Front

What is the nearest ten to 28?

Back

30

Front

If a number is exactly halfway between two rounding options, what do you do?

Back

If a number is exactly halfway, you round up to the next higher number.

Front

What is the difference between rounding to the nearest ten and rounding to the nearest hundred?

Back

Rounding to the nearest ten focuses on the ones place, while rounding to the nearest hundred focuses on the tens place.