Question

Oblicz:
1. 2/3 - 3/7 = 5.4/5 - 2/10= 9. 2/3 - 1/2=
2.3/5 - 1/6 = 6.3/4 - 2/3= 10.3/4 - 3/5 =
3.6/7 - 1/2 = 7. 1/2 - 2/5= 11. 2/5 - 1/3 =
4.2/3 - 5/8 = 8. 5/6 - 1/4= 12.11/12 - 3/4=
2. oblicz:
1. 4 - 5/8 =
2. 8 - 2/3=
3. 1 - 3/8=
4. 3 - 5/6=
5. 2 - 3/5 =
6. 9 - 2/3=
7. 3 - 1/2=
8. 7 - 3/4=
9.7 - 3/4=
10. 2 - 3/8=
11. 7 - 7/10=
12. 1 - 5/9 =
Daje naj!!!