Resolver las siguientes sumas y restas ( - 8) + 4 = ( - 3) + ( - 10) = - 5 - 4 = ( - 3) + 3 = ( - 2) + 8 = - 10 - 4 = ( - 7) + ( - 2) =( - 7) + ( - 2) = 9 - 12 =6 - 13 = 0 + ( - 1) = - 6 + 6 = 4 - 3 =?
Resolver las siguientes sumas y restas ( - 8) + 4 = ( - 3) + ( - 10) = - 5 - 4 = ( - 3) + 3 = ( - 2) + 8 = - 10 - 4 = ( - 7) + ( - 2) = ( - 7) + ( - 2) = 9 - 12 = 6 - 13 = 0 + ( - 1) = - 6 + 6 = 4 - 3 =.