Odpowiedź:
Zad. 7
a) 3 - 1/2 = 2 i 1/2
b) 8 - 3/4 = 7 i 1/4
c) 10 - 3/7 = 9 i 4/7
d) 7 - 1/6 = 6 i 5/6
e) 5 - 7/10 = 4 i 3/10
f) 10 - 2/10 = 9 i 8/10
g) 6 - 3/8 = 5 i 5/8
h) 7 - 5/6 = 6 i 1/6
i) 9 - 3/11 = 8 i 8/11
j) 6 - 5/12 = 5 i 7/12
k) 8 - 4/9 = 7 i 5/9
Zad. 8
3 - 1 i 1/8 = 1 i 7/8
3 - 2 i 1/6 = 5/6
Zad. 9
a) 6 - 1 i 2/5 = 5 - 2/5 = 4 i 3/5
b) 7 - 4 i 2/9 = 3 - 2/9 = 2 i 7/9
c) 6 - 3 i 1/11 = 3 - 1/11 = 2 i 10/11
d) 8 - 2 i 3/7 = 6 - 3/7 = 5 i 4/7
e) 6 - 1 i 5/9 = 4 - 5/9 = 3 i 4/9
f) 10 - 5 i 4/11 = 5 - 4/11 = 4 i 7/11
