Question

Calcule os com débitos e créditos efetue

Answer 1

a) -1-2-3= -6

b) -4-5-8+10= -17+10= - 7

c) -7+20-15+20-1= -23+40= 17

d) 8-10-7+13-14+5-6= -37+26 = -11

e) -13+7-9+5-13= -35+12= -23