Rounding and Place value

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, usually to the nearest ten, hundred, or other place value.

Front

What does it mean to round to the nearest ten?

Back

Rounding to the nearest ten means finding the closest multiple of ten to a given number.

Front

Round 68 to the nearest ten.

Back

70

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number.

Front

What is the place value of 9 in the number 79,323?

Back

The place value of 9 in 79,323 is 9,000.

Front

How do you write a number in expanded form?

Back

To write a number in expanded form, break it down into the sum of each digit multiplied by its place value.

Front

Write 79,323 in expanded form.

Back

70,000 + 9,000 + 300 + 20 + 3

Front

Round 699 to the nearest ten.

Back

700

Front

What is the nearest hundred to 243?

Back

200

Front

What is the rule for rounding up?

Back

If the digit to the right of the rounding place is 5 or greater, round up.