Question

Găsește cel puțin câte doua fracții egale cu fiecare din fracțiile:
(ex. 10)

Answer 1

1:2 ---> 2:4,   3:6 ;

1:7 ---> 2:21,   3:28 ;

1:10 --->2:20,    3:30

2:3---> 4:6,   8:12

5:5 ---> 1:1,   2:2,   3:3 etc.

7:4 ---> 21:12,   28:16 ;

3:10 ---> 30:300,   6:20

18:6 ---> 9:3 ,   36:12

Answer 2

1/2=2/4;1/2=5/10; 1/7=2/14; 1/7=3/21; 1/10=2/20; 1/10=4/40;
2/3=4/6; 2/3=6/9; 5/5=4/4; 5/5=6/6; 7/4=14/8; 7/4=7/4; 3/10=15/50; 3/10=3/10; 18/6=9/3; 18/6=18/6