L .całkowita oblicz -15-(-72)
-(3)-4+(-5)-(-9)-(-21)
(-3)2-(-4):(-2)
[2-3(-7)]*(-1)+8
-15-(-72)=57
-(3)-4+(-5)-(9)-(-21)=18
(-3)2-(-4):(-2)=-12
[2-3(-7)]*(-1)+8=27
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-15-(-72)=57
-(3)-4+(-5)-(9)-(-21)=18
(-3)2-(-4):(-2)=-12
[2-3(-7)]*(-1)+8=27