Cześć ;-)
Obliczenia
12 i 7/10 + 8 i 7/9 + 3 i 2/8 =
= 12 i 7/10 + 8 i 7/9 + 3 i 1/4 =
= 12 i 63/90 + 8 i 70/90 + 3 i 1/4 =
= 20 i 133/90 + 3 i 1/4 = 21 i 43/90 + 3 i 1/4 =
= 21 i 172/360 + 3 i 90/360 = 24 i 262/360 =
= 24 i 131/180
Pozdrawiam! ~ JulkaOdMatmy