В-2
№1
а) 2/3
б) 5/6
в) 1/10 = 0.1
г) 6/7
№2
5/20; 3/12; 10/40;
№3
3/7 = 6/14; 3/7 = 30/70;
№4
5/8 3/4 = 15/24 (na 3 domnozhaem); 18/24 (na 6) = 15/24 < 18/24
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В-3
№1
а) 16/25
б) 5/6
в) 5/6
г) 1/500 = 0.001
№2
9/30; 6/20; 10/100; 8/80
№3
12/18 = 2/3; 12/18 = 4/6 (2/3)
№4
3/8; 5/6 = 9/24 (na 3); 20/24 (na 4) = 9/24 < 20/24.