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-3
-13
3
-5
-2,1
-63,2
-3
2
(-6)x1/2= -3
(-10)x1,3= -13
(-1/2)x (-6)= 3
(-15):3= -5
4,2 :(-2)= -2,1
0,8 x (-9)= -7,2
(-9) x 1/3= -3
(-6) : (-3)= 2