oblicz, skracając ułamki 1 4/5 x 2 7/9 2 3/11 x 3 3/10 3 1/3 x 1 4/5 2 1/24 x 2 6/7

1. 4/5 * 2 7/9 = 4/5 * 25/9= 45/9 = 5 2. 3/11 * 3 3/10 = 3/11 * 33/10 = 9/10 = 0,9 3. 1/3 * 1 4/5 = 1/3 * 9/5 = 3/5 4. 1/24 * 2 6/7 = 1/24 * 20/7 = 5/42 liczę na naj ;D