Rounding! 4th Grade

Front

What is rounding?

Back

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

Front

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

Back

You look at the ones digit (the digit to the right of the tens place).

Front

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

Back

You increase the tens digit by 1.

Front

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

Back

You keep the tens digit the same and change the ones digit to 0.

Front

Round 4,802 to the nearest ten.

Back

4,800

Front

Round 34,678 to the nearest hundred.

Back

34,700

Front

When rounding to the nearest hundred, which digit do you look at?

Back

You look at the tens digit.

Front

Round 70,369 to the nearest thousand.

Back

70,000

Front

What is the rule for rounding to the nearest thousand?

Back

Look at the hundreds digit; if it's 5 or more, round up; if it's less than 5, round down.

Front

Round 58,345 to the nearest ten.

Back

58,350