Scrie operatiile urmatoare pentru a afla fractiile: A)mai mici cu 3/10 decat 6/10,8/10,9/10,10/10 B)mai mari cu 2/9decat5/9,7/9,3/9,6/9 dau coroana


Răspuns :

a)
6/10-3/10=3/10 ;
8/10-3/10=5/10 ;
9/10-3/10=6/10 ;
10/10-3/10=7/10 .
b)
5/9+2/9=7/9 ;
7/9+2/9=9/9 ;
3/9+2/9=5/9 ;
6/9+2/9=8/9 .
a) 6/10 - 3/10 = 3/10
8/10 - 3/10 = 5/10
9/10 - 3/10 = 6/10
10/10 - 3/10 = 7/10
b) 5/9 + 2/9 = 7/9
7/9 + 2/9 = 9/9
3/9 + 2/9 = 5/9
6/9 + 2/9 = 8/9