Respuesta :
					                   Not sure I understand the first part of your question but 2 is just 2 and 8/10+(-3.5)=-2.7 in decimal form :^)
					                
					                
					             Step-by-step explanation:
2 is 2.0 decimal form and 8/10 is 0.8 and -3.5 already done.
 
			                   
					                  