Rounding to the nearest 10

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, typically by increasing or decreasing the number 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 greater, round up; if it is less than 5, round down.

Front

What is the rule for rounding numbers ending in 5?

Back

When rounding numbers that end in 5, the common rule is to round up to the next whole number.

Front

How do you round the number 25 to the nearest ten?

Back

25 rounds to 30 because it is closer to 30 than to 20.

Front

What is the nearest ten to the number 503?

Back

503 rounds to 500 because it is closer to 500 than to 510.

Front

How do you round the number 639 to the nearest ten?

Back

639 rounds to 640 because it is closer to 640 than to 630.

Front

What is the nearest ten to the number 12?

Back

12 rounds to 10 because it is closer to 10 than to 20.

Front

How do you round the number 85 to the nearest ten?

Back

85 rounds to 90 because it is closer to 90 than to 80.

Front

What is the difference between rounding up and rounding down?

Back

Rounding up means increasing the number to the next higher value, while rounding down means decreasing the number to the next lower value.

Front

What is a multiple of ten?

Back

A multiple of ten is any number that can be expressed as 10 times an integer, such as 10, 20, 30, 40, etc.