1) -18:(-3)+(-21):3=
2) -4+(-4)*(-2)-(-12)=
3) [8-8*(-4)-12*(-3)]*(-2)=
4) -34 + (-6)*[2-(-3*4]=
5) {4-[-(-6)*(-3)+3]-13}*(-4)
6) 11*(-11)+(-12)*(-12)*(13)=
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1) -18:(-3)+(-21):3= 6-7 = -1
2) -4+(-4)*(-2)-(-12)= -4+8+12 = 16
3) [8-8*(-4)-12*(-3)]*(-2)= [8+32+36]*(-2) = 76*(-2) = -152
4) -34 + (-6)*[2-(-3)*4]= -34+(-6)*[2+12] = -34+(-6)*14 = -34-84 = -118
5) {4-[-(-6)*(-3)+3]-13}*(-4) = {4-[-18+3]-13}*(-4) = {4-[-15]-13}*(-4) = {4+15-13}*(-4) = 6*(-4) = -24
6) 11*(-11)+(-12)*(-12)*(13)= -121+144*(-13) = -121-1872 = -1993
W ostatnim przykładzie przy trzynastce chyba miał być minus skoro jest nawias.
1) -18:(-3)+(-21):3=
- 18 * (- 1/3) + (-21) * 1/3 =
18/3 - 21/3 = -3/3 = -1
2) -4+(-4)*(-2)-(-12)=
-4 + 8 + 12 = 16
3) [8-8*(-4)-12*(-3)]*(-2)=
[8 + 32 + 36] * (-2) =
76 * (-2) = -152
4) -34 + (-6)*[2-(-3*4]=
- 34 + (-6) * [2 - (-12)]=
-34 + (-6) * (2+12) =
-34 + (-6) * 14 =
-34 + (-84) = -34 - 84 = -118
5) {4-[-(-6)*(-3)+3]-13}*(-4) =
{4 - [6 * (-3) + 3] -13 } * (-4) =
{4 - [-18 + 3] -13} * (-4) =
(4 - [-15] - 13) * (-4) =
(4 + 15 - 13) * (-4) =
6 * (-4) = -24
6) 11*(-11)+(-12)*(-12)*(13)=
-121 + 144 * 13 =
-121 + 1872 = -1751