Odpowiedzi

2009-12-09T21:48:19+01:00
2 1/3 * (-6)=7/3 * (-6/10)=-14/10=-1 4/10
-11,2 : (-9 1/3 )= (-112/10) *(-3/28) = 12/10 =1 2/10
-1 4/10 +1 2/10=-2/10