Rounding to Ten

Rounding Numbers to the Nearest Ten

Rounded numbers are easier to work with in your head. These numbers are only approximate or close to the original number. You can not get an exact answer with rounded numbers but sometimes this is OK.

To round numbers to the nearest ten make the numbers that end in 1 through 4 into the next lower number that ends in 0. The number 74 rounded to the nearest ten would be 70. Numbers that end in a digit of 5 or more are rounded up to the next even ten. The number 88 rounded to the nearest ten would be 90.