[tex]( - 12) + ( + 15) = - 12 + 15 = 3[/tex]
_____________
[tex]( - 7) + ( + 13) = - 7 + 3 = - 4[/tex]
[tex]( - 8) + ( - 7) = 8 - 7 = - 15[/tex]
[tex]( + 13) + ( + 18) = 31[/tex]
[tex]( - 14) + ( - 12) = - 14 - 12 = - 26[/tex]
____________
[tex]( + 4) + ( - 16) = 4 - 6 = - 12[/tex]
___________
[tex](0) + ( - 3) = - 3[/tex]
[tex]( + 4) + (0) = 4[/tex]
Saludos.
°•Nubecita2000•°
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Verified answer
Tema: Sumas de números enteros
Actividad
[tex]( - 12) + ( + 15) = - 12 + 15 = 3[/tex]
_____________
[tex]( - 7) + ( + 13) = - 7 + 3 = - 4[/tex]
_____________
[tex]( - 8) + ( - 7) = 8 - 7 = - 15[/tex]
_____________
[tex]( + 13) + ( + 18) = 31[/tex]
_____________
[tex]( - 14) + ( - 12) = - 14 - 12 = - 26[/tex]
____________
[tex]( + 4) + ( - 16) = 4 - 6 = - 12[/tex]
___________
[tex](0) + ( - 3) = - 3[/tex]
____________
[tex]( + 4) + (0) = 4[/tex]
Terminamos!
Saludos.
°•Nubecita2000•°