a) -7 4/9 - 2 1/6 = b) 3 1/4 -8 5/6 = c) -2 3/5 + 7 1/3 = d) - 3,12 - 6,1 = e) -7,2 + 12,36 = f) 6,4 - 10,25 = g) -3 1/7 - 1,2 = h) 4 5/6 - 8,2 =

a) = -7 8/18 - 2 3/18 = 5 5/18 b) = 3 3/12 - 8 10/12 = - 5 7/12 c) = -2 9/15 + 7 5/15 = 5 4/15 d) = 9,13 e) = 5,16 f) = -4,15 g)= 4 27/70 h) = - 3 36/30 chyba

a)-7 8/18 - 2 3/18= -9 11/18 b)3 3/12 - 8 10/12= -5 7/12 c)-7 9/15 + 1 5/15= -1 4/15 d)-3 12/100 - 6 1/10= -3 12/100 - 6 10/100= -9 22/100= -9,22 e)-7 2/10+ 12 36/100= -7 20/100 + 12 36/100= 5 16/100= 5,16 f)6 4/10 - 10 1/4= 6 8/20 - 10 5/20= 6 8/20 - 9 25/20= -3 17/20 g)-3 1/7 - 1 2/10= -3 10/70 - 1 14/70= -4 24/70 h)4 5/6 - 8 2/10= 4 25/30 - 8 6/30= 4 25/30 - 7 36/30= -3 11/30 mam nadzieję ze dobrze :)