a) 7/8 * 3 = 21/8 = 2 5/8
б) 8 * 6/11 = 48/11 = 4 4/11
в) 9/13 * 5 = 45/13 = 3 6/13
г) 7 * 5/6 = 35/6 = 5 5/6
a) 7/8 * 3 = 21/8 = 2 5/8
б) 8 * 6/11 = 48/11 = 4 4/11
в) 9/13 * 5 = 45/13 = 3 6/13
г) 7 * 5/6 = 35/6 = 5 5/6