Rounding

Front

What is rounding in mathematics?

Back

Rounding is the process of adjusting the digits of a number to make it simpler or to make it 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 which way to round a number?

Back

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

Front

Round 32 to the nearest ten.

Back

30

Front

Round 11 to the nearest ten.

Back

10

Front

What is the rule for rounding to the nearest hundred?

Back

Rounding to the nearest hundred involves looking at the tens digit; if it is 5 or more, round up to the next hundred, otherwise round down.

Front

Round 678 to the nearest hundred.

Back

700

Front

Round 124 to the nearest hundred.

Back

100

Front

What is the difference between rounding to the nearest ten and rounding to the nearest hundred?

Back

Rounding to the nearest ten focuses on the tens place, while rounding to the nearest hundred focuses on the hundreds place.

Front

What is the significance of the digit in the place value immediately to the right of the rounding place?

Back

This digit determines whether you round up or down.