Question

9+(-5)=
3+(-2)=
(-3)+2=
3.51+(-3.45)=
(-11.6)+(-9.18)=
(-3/5)+(-7/3)=
(-18.4)+(-20.6)+(-6.9)=
Ayuda por favor ​

Answer 1

Explicación paso a paso:

9+(-5)= 9-5= 4

3+(-2)= 3-2= 1

(-3)+2= -3+2= -1

3.51+(-3.45)= 3.51-3.45= 0.06

(-11.6)+(-9.18)= -11.6-9.18= -10.78

(-3/5)+(-7/3)= -3/5-7/3= -9/15-45/15= -54/15

(-18.4)+(-20.6)+(-6.9)=-18.4-20.6-6.9=-39-6.9=-45.9