Question

35. mL + 411 mL - 5.20 mL

Answer 1

440.8 mL

Step-by-step explanation:

35+411= 446 mL

446-5.20=440.8 mL

Answer 2

409

Step-by-step explanation:

I'm not sure if the 35 is part of the question or if it is the question number. It looks to me like the question number.

411 mL - 5.20 mL = 405.8

Now the question is how fussy is your instructor about significant digits?

There are actually only 3 So the answer should be 409 mL