All I can tell you with reasonable certainty is that 2 + 0.4^2 equals 2+0.16= 2.16. Please clarify the first part of your expression, so that I can understand what you're trying to do here.
3.69/3=
1.23
Hope this helps! :)
I think that the area is 54 I am not sure I haven’t done math like this in a long time
2.60 /5
You would devide 2.60 by 5 so the answer is $0.52
4.9 then divide by .7 and you get 7 then 7x3=21
So, 21 Amoeba Proteus would be lined up to equal 3 Pelomyxa Palustris.