Question

Potrzebuje pomocy z 3 zadaniami.Takie coś jak np. 1-2 to ułamek jedna druga a takie coś 8/ osiem całych
1.Oblicz:
a) 3/ - 2/1-3
b)5/ - 1/ 3-5
c) 4/ - 2/3-4
d) 5/ - 2/ 3-4
Zadanie 2
Oblicz:
a) 6/ - 2/ 5-9
7/ - 3/ 1-10
b) 4/ - 1/ 3-4
5/ - 2/ 4-7
Zadanie 3
Oblicz:
3/ 1-2 - 1/ 1-2
4/ 2-4 - 1/1-4
5/ 3-4 - 2/ 3-4
3/ 2-4 - 1/ 3-4
4/ 1-3 - 2/ 2-3

Answer 1

1.
a) 3 - 2 1/3 = 2 3/3 - 2 1/3 = 2/3
b) 5 - 1 3/5 = 3 2/5 
c) 4 - 2 3/4 = 1 1/4
d) 5 - 2 3/4 = 2 1/4 
2.
a) 6 - 2 5/9 = 5 9/9 - 2 5/9 = 3 4/9
     7 - 3 1/10 = 6 10/10 - 3 1/10 = 3 9/10
b) 4 - 1 3/4 = 3 4/4 - 1 3/4 = 2 1/4
    5 - 2 4/7 = 4 7/7 - 2 4/7 = 2 3/7
3.
3 1/2 - 1 1/2 = 2
4 2/4 - 1 1/4 = 3 1/4
5 3/4 - 2 3/4 = 3 
3 2/4 - 1 3/4 = 2 6/4 - 1 3/4 = 1 3/4
4 1/3 - 2 2/3 = 3 4/3 - 2 2/3 = 1 2/3