WIN Place Value and 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 325, the 3 is in the hundreds place, the 2 is in the tens place, and the 5 is in the ones place.

Front

How many hundreds are in the number 325?

Back

There are 3 hundreds in the number 325.

Front

How many tens are in the number 325?

Back

There are 2 tens in the number 325.

Front

How many ones are in the number 325?

Back

There are 5 ones in the number 325.

Front

What is the value of the digit 2 in the number 270?

Back

The value of the digit 2 in the number 270 is 20, because it is in the tens place.

Front

If you add 5 ones to the number 270, what is the new number?

Back

The new number is 275.

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler while keeping its value close to what it was.

Front

Round the number 67 to the nearest ten.

Back

The number 67 rounded to the nearest ten is 70.

Front

What is the value of the digit 7 in the number 470?

Back

The value of the digit 7 in the number 470 is 70, because it is in the tens place.

Front

How do you identify the place value of a digit?

Back

To identify the place value of a digit, look at its position in the number. Each position represents a different value (ones, tens, hundreds, etc.).