Odpowiedzi

2010-03-29T22:55:02+02:00
1 + 4/9 - 2/25 = 1 + 82/225 = 307/225
2010-03-29T22:55:31+02:00
1-10/27 :(-5/6)- 0,4:5
27/27 - 10/27 : (-5/6) - 4/10 : 5
27/27 - 10/27 x (-6/5) - 4/10 x 1/5
27/27 + 60/135 - 4/50
270/270 + 120/270 - 4/50
390/270 - 4/50
1 i 120/270 - 4/50
1 i 4/9 - 4/50
13/9 - 4/50
650/450 - 36/450
614/450
1 i 164/450
2010-03-29T22:56:06+02:00
1-10/27 :(-5/6)- 0,4:5 = 1 - 10/27 : (-5/6 ) - 4/10 : 5/1 = 1 - 10/27 : (-5/6) - 4/10 x 1/5 = 1 - 10/27 : (-5/6) - 2/25 = 1 - 10/27 x (-6/5 ) - 2/25 =
1 + 4/9 - 2/25 = 13/9 - 2/25 = 325/225 - 18/225 = 307/225 = 1 82/225