Question

-5grade Celsius +1grad celsius si tot asa -5+3= -2+3= -1+1= -3-2= -5-2=​

Answer 1

$- 5 + 1 = - 4 \\ - 5 + 3 = - 2 \\ - 1 + 1 = 0 \\ - 3 - 2 = - 5 \\ - 5 - 2 = - 7$