Сократите дробь 1) 9*5/7*3; 2) 8*3/6*24; 3) 5*27/18*5

1.

9 * 5/7 * 3 = 19 2/7.

1). 9 * 5/7 = (9 * 5) / 7 = 45/7;

2). 45/7 * 3 = (45 * 3) / 7 = 135/7 = 19 2/7.

2.

8 * 3/6 * 24 = 96.

1). 8 * 3/6 = (8 * 3) / 6 = 24/6 = 4;

2). 4 * 24 = 96.

3.

5 * 27/18 * 5 = 37 1/2.

1). 5 * 27/18 = (5 * 27) / 18 = 135/18 = 7 9/18 = 7 1/2;

2). 7 1/2 * 5 = 15/2 * 5 = (15 * 5) / 2 = 75/2 = 37 1/2.