April 2021 0 30 Report
Actividad 3: Realizar los siguientes cálculos entero que haga cierta la igualdad a. 12 + (+7) =
h. -25 +(-2) =
b. -20 + (+9) =
i. 16 -(-3) =
c. -8 + (-15) =
j. -1 + (+13) =
d. 18 - (+11) =
k-30 + 4 =
e. 6 + (-14) =
1.-19-(-21) =
f. 49 + (-5) =
m. -12- (-12) =
n. 10 -(+10) =
g. 17 - (+10) =

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