3.87129 rounded to one decimal place?

Answer 1

To round 3.87129 to one decimal place, we look at the digit in the tenths place, which is the 7. Since 7 is greater than or equal to 5, we round up the digit in the tenths place. Therefore, 3.87129 rounded to one decimal place is 3.9.

Answer 2

3.87129 rounded off to one decimal place = 3.9