Sagot :
A = 8-6 = 2
B= -5+12=7
C= -13-(-19)= -13+19= 6
D= -12+13 = 1
E= -9-13= -22
F= -10+25 = 15
G= 63-(-71)= 63+71= 134
H= -26-34 = -60
I= -71+71 = 0
J=109-109= 0
K=0-23 = -23
L= -136-0 = -136
M=0.6-1.3 = -0.7
N= -1.4+(-3.7) = -1.4-3.7= -5.1
O= -3.1-9.4 = -12.5
P=6.5-6.35= -0.15
Q= -7.3-(-9.1) = -7.3+9.1= 1.8
R=5.67-7.65= -1.98
S= -3.14-3.14 = -6.28
T=123-456= -333