Rounding to the Nearest 10

Front

What is rounding to the nearest 10?

Back

Rounding to the nearest 10 involves adjusting a number to the closest multiple of 10. If the last digit is 5 or greater, round up; if it's less than 5, round down.

Front

How do you round the number 72 to the nearest 10?

Back

To round 72 to the nearest 10, look at the last digit (2). Since 2 is less than 5, round down to 70.

Front

How do you round the number 37 to the nearest 10?

Back

To round 37 to the nearest 10, look at the last digit (7). Since 7 is 5 or greater, round up to 40.

Front

What is the result of rounding 68 to the nearest 10?

Back

Rounding 68 to the nearest 10 results in 70, as the last digit (8) is 5 or greater.

Front

What is the nearest 10 for the number 14?

Back

The nearest 10 for the number 14 is 10, as the last digit (4) is less than 5.

Front

What is the nearest 10 for the number 24?

Back

The nearest 10 for the number 24 is 20, since the last digit (4) is less than 5.

Front

What is the rule for rounding numbers?

Back

The rule for rounding numbers is: if the last digit is 5 or greater, round up; if it is less than 5, round down.

Front

Why is rounding important in mathematics?

Back

Rounding is important in mathematics because it simplifies numbers, making them easier to work with and understand, especially in estimation.

Front

What is an example of rounding a number greater than 5?

Back

An example is rounding 56 to the nearest 10, which results in 60, as the last digit (6) is greater than 5.

Front

What happens when you round a number that is exactly halfway between two multiples of 10?

Back

When rounding a number that is exactly halfway (like 35), the common convention is to round up to the next multiple of 10.