Rounding to the nearest tens and hundreds pt. 2

Front

What is rounding in mathematics?

Back

Rounding is the process of adjusting the digits of a number to make it simpler and easier to work with, while keeping its value close to what it was.

Front

What does it mean to round to the nearest ten?

Back

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

Front

How do you determine whether to round up or down when rounding to the nearest ten?

Back

If the last digit is 5 or greater, round up. If it is 4 or less, round down.

Front

Round 915 to the nearest ten.

Back

920

Front

Round 334 to the nearest ten.

Back

330

Front

Round 224 to the nearest ten.

Back

220

Front

Round 96 to the nearest ten.

Back

100

Front

Round 574 to the nearest ten.

Back

570

Front

What is rounding to the nearest hundred?

Back

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

Front

How do you determine whether to round up or down when rounding to the nearest hundred?

Back

If the last two digits are 50 or greater, round up. If they are 49 or less, round down.