Rounding 10s and 100s

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, typically by increasing or decreasing it to the nearest specified place value.

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. If the last digit is 5 or more, round up; if it's less than 5, round down.

Front

How do you round a number ending in 5 to the nearest ten?

Back

If a number ends in 5, you round up to the next ten.

Front

What is the rule for rounding to the nearest hundred?

Back

To round to the nearest hundred, look at the tens digit. If it is 5 or more, round up; if it is less than 5, round down.

Front

What is 582 rounded to the nearest ten?

Back

580

Front

What is 478 rounded to the nearest ten?

Back

480

Front

What is 95 rounded to the nearest ten?

Back

100

Front

What is 777 rounded to the nearest hundred?

Back

800

Front

What is 421 rounded to the nearest ten?

Back

420

Front

Why is rounding important in everyday life?

Back

Rounding simplifies numbers, making them easier to understand and work with in calculations, budgeting, and estimations.