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 345, the 3 is in the hundreds place, so its value is 300.

Front

What is the value of the digit 7 in the number 572?

Back

The value of the digit 7 in the number 572 is 70, as it is in the tens place.

Front

What digit is in the hundreds place in the number 4826?

Back

The digit in the hundreds place in the number 4826 is 8.

Front

How do you determine the value of a digit in a number?

Back

To determine the value of a digit, identify its position in the number and multiply it by the value of that position (ones, tens, hundreds, etc.).

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

When rounding to the nearest ten, what do you look at?

Back

When rounding to the nearest ten, you look at the digit in the ones place.

Front

If the ones digit is 5 or greater, what do you do when rounding?

Back

If the ones digit is 5 or greater, you round up.

Front

If the ones digit is less than 5, what do you do when rounding?

Back

If the ones digit is less than 5, you round down.

Front

What is the rounded value of 67 to the nearest ten?

Back

The rounded value of 67 to the nearest ten is 70.

Front

What is the place value of 4 in the number 4,582?

Back

The place value of 4 in the number 4,582 is thousands.