What is 2.500 g rounded to the nearest gram

3 grams

If you want to be specific you can say 3.000 g

3 grams

To round 2.500 g to the nearest gram, you need to look at the digit right after the decimal point. In this case, the digit is 5.

When the digit after the decimal point is 5 or above, you round up. When the digit is 4 or below, you round down.

Since the digit after the decimal point is 5, you need to round up. This means that 2.500 g rounded to the nearest gram is 3 g.