" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
-25+(-4)
-25-4 (+ y - es igual a -) ( signos iguales se suman y se conserva el signo )
-29
b.-
-37+(-12)+49
-37-12+49
-49+49 =0
-37+(-12)+49=0