Sagot :
Answer:
1.25-43 = -17
2.(-30)-(-20) = -10
3.-19-2 = -21
4.12-29-4 = -21
sol. 12-29= -17-4= -21
5.(-30)-(-20)-25 = -35
sol. -30+20= -10-25= -35
Answer:
1.25-43 = -17
2.(-30)-(-20) = -10
3.-19-2 = -21
4.12-29-4 = -21
sol. 12-29= -17-4= -21
5.(-30)-(-20)-25 = -35
sol. -30+20= -10-25= -35