Respuesta :

nikhilkarthikeya2020

Answer:

+0.1

Step-by-step explanation:

when we subtract 2.9 and 2.8 we get -0.1 and to make it zero we have to keep +0.1

goodguy743
When u subtract the to u get -0.1 so u got to add the the zero to get the positive 0.1