Question

1.- Efectúa la operación de suma de números con signo. 1) (+20) +(+55) + (+45) + (+50) = 2) (+1.5) + (3.3) + (+2.5) + (+5.8) = 3) (+1/2) + (1/3) = 4) (+5/8) + (+1/4) = 5) (+1/2) + (+0.5) + (+3/4) = 6) (+45) + (-10) + (-5) + (+100) = 7) (+200) + (-500) + (+150) + (-700) + (-50) = 8) (-2/5) + (+4/5) + (-3/5) + (+1/5) = 9) (-3/4) + (+7/4) + (-2/4) + (-1/4) = 10) (-2.8) + (-5.6) + (+10.5) + (-1.1) + (+3) =​

Answer 1

Respuesta:

1 ) = 170

2) = 13.1

3) = 5/6

4) = 7/8

5) = 7/4

6) = 130

7) = -900

8) = 0

9) = 1/4

10) = 4

Explicación paso a paso: