Question

Oblicz. DAJE NAJ!!!!
a)
3/5+1/5+2/5=............
7/8+1/8+5/8=............
3/4+1/4+5/8=............
b)
5/8-3/8=....................
3/4-1/4=.....................
5/6-1/6=.....................
6/7-3/7=.....................
c)
1 1/4+2 3/4=..............
3 5/6+2 1/6=.............
4 1/10+3 7/10=..........
2 4/5+5 4/5=............
d)
1 4/5-3/5=..………......
2 1/6-1 5/6=...........…
2 1/4-1 3/4=.………….
4 1/8-2 7/8=..……..…

DAJE NAJ!!!!