Rounding to 10 and 100

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 or hundred.

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

What does it mean to round to the nearest hundred?

Back

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

Front

When rounding a number, what do you look at?

Back

You look at the digit to the right of the place value you are rounding to.

Front

If the digit to the right is 5 or more, what do you do?

Back

You round up the number.

Front

If the digit to the right is less than 5, what do you do?

Back

You round down the number.

Front

Round 149 to the nearest hundred.

Back

100

Front

Round 502 to the nearest hundred.

Back

500

Front

Which number does NOT round to 400 when rounding to the nearest hundred: 409, 445, 345, 398?

Back

345

Front

If Tyler says 753 rounds to 800 and Alexis says it rounds to 750, who is correct?

Back

Both of them are right, it depends on whether you are rounding to the nearest ten or hundred.