plsss na terazzzzzzz......!!!!!
oblicz.
a)7/9 - 4/9=......
b) 12/17-1/17=.......
c) 11/18 - 5/18=........
d) 3 3/4 - 3/4=........
e)2 14/15 - 7/15=.......
f)4 5/8 - 2/8=.......
g)8 3/7 - 2 2/7=........
h) 9 5/8 - 5 3/8=......
i) 7 5/9 -2 2/9 =.......​