1 2/5 +1/5, 4/8+13/8, 3/6+12/7

1 2/5 + 1/5 = 1 3/5 4/8 + 13/8 = 17/8 = 2 1/8 3/6 + 12/7 = 21/42 + 72/42 = 93/42 = 2 9/42 = 2 3/14 ========================================= Mam nadzieję, że pomogłam ^^