Question

Use the rules of significant figures to simplify the following expression 67.31-8.6 + 212.198

Answer 1

holy godd :00000000000

Answer 2

67.31 - 8.6 + 212.198 = 270. 908
There are at least 2 signicant figures cause of 8.2
so 270.908 will sig fig down to 270.90 or 270.91