When to Round up Decimals?

There are certain rules to follow when rounding a decimal number. Put simply, if the last digit is less than 5, round the previous digit down. However, if it's 5 or more than you should round the previous digit up. So, if the number you are about to round is followed by 5, 6, 7, 8, 9 round the number up.

Should 0.5 be rounded up or down?

Round to Even (Banker's Rounding)

Other numbers (not ending in 0.5) round to nearest as usual, so: 7.6 rounds up to 8. 7.5 rounds up to 8 (because 8 is an even number) 7.4 rounds down to 7.

How do you round up decimals?

How do you round a decimal?
  1. First, find the digit in the place you are rounding to.
  2. Look at the digit one place to the right.
  3. If the digit is less than 5, round down. If the digit is 5 or greater, round up.
Maya Lin-Takahashi

Maya Lin-Takahashi

Consumer Tech & Gadget Reviewer

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.