NA TERAZ!!!!!!!!!!!!!!!!!!!!!!
DAJE NAJJJJJJJJJ!!!!!!!!!!!!!!!!!!!

Odpowiedź:
a) 3 3/8 - 5/8 = 2 11/8 5/8 = 2 6/8 = 2 3/4
b) 2 3/7 - 4/7 = 1 10/7 - 4/7 = 1 6/7
c) 8 2/5 - 4/5 = 7 7/5 - 4/5 = 7 3/5
d) 6 5/9 - 8/9 = 5 14/9 - 8/9 = 5 6/9 = 5 2/3
/ jest to kreska ułamkowa .