Question

выполните вычитание сокрощая дроби: 6/7-2/3; 11/12-5/6; 7/12-3/8; 9/14-19/35;

Answer 1

6/7-2/3=18/21-14/21=4/21

11/12-5/6=11/12-10/12=1/12

7/12-3/8=14/24-9/24=5/24

9/14-19/35=45/70-38/70=7/70=1/10

 

Answer 2

6/7-2/3=18/21-14/21=4/21
11/12-5/6=11/12-10/12=1/12
7/12-3/8=14/24-9/24=5/24
9/14-19/35=45/70-38/70=7/70=1/10