Question

calcule as somas algebricas2-10-6+14-1+20=

Answer 1

2-10=-8
-8-6=-14
-14+14=0
0-1=-1
-1+20=19

Answer 2

2-10-6+14-1+20=
2+14+20-10-6-1 =
36 - 17 =
19

Um abraço.