Rockhill Rounding tens/hundreds

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

What does it mean to round to the nearest hundred?

Back

Rounding to the nearest hundred means adjusting a number to the closest multiple of one hundred. If the last two digits are 50 or more, round up; if they are less than 50, round down.

Front

How do you round the number 32 to the nearest ten?

Back

32 rounds down to 30 because the last digit (2) is less than 5.

Front

How do you round the number 220 to the nearest hundred?

Back

220 rounds up to 300 because the last two digits (20) are less than 50.

Front

How do you round the number 551 to the nearest ten?

Back

551 rounds down to 550 because the last digit (1) is less than 5.

Front

How do you round the number 342 to the nearest hundred?

Back

342 rounds down to 300 because the last two digits (42) are less than 50.

Front

What does 62 round off to the nearest ten?

Back

62 rounds down to 60 because the last digit (2) is less than 5.

Front

What is the rule for rounding numbers?

Back

The rule for rounding is: 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

What is the nearest ten for the number 87?

Back

87 rounds up to 90 because the last digit (7) is 5 or greater.