Opuść nawiasy i oblicz: -20-(16-12)=
-17+(-5+10)=
(6-10)-(-12+14)=
(12-14)-(16-25)=
-(6-9)-(-12+15)=
-20-4=-24
-17+5=-12
-4-2=-6
-2+9=7
3-3=0
-20-(16-12) = -20-4 = -24
-17+(5+10) = -17 + 5 = -12
(6-10)-(-12+14) = -4-2 = -6
(12-14)-(16-25) = -2-(-9) = -2+9 = 7
-(6-9)-(-12+15) = -(-3)-3 = +3-3 = 0
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-20-4=-24
-17+5=-12
-4-2=-6
-2+9=7
3-3=0
-20-(16-12) = -20-4 = -24
-17+(5+10) = -17 + 5 = -12
(6-10)-(-12+14) = -4-2 = -6
(12-14)-(16-25) = -2-(-9) = -2+9 = 7
-(6-9)-(-12+15) = -(-3)-3 = +3-3 = 0