Выполните действия: а) 16 + 4/5 б) 3 9/16 + 2 7/16 в) 8 2/7 + 6/7 г) 4 5/16 - 3/16 д) 4 1/15 - 2 4/15 е) 7 - 9/32

а) 16 + 4/5 = 80/5 + 4/5 = 84/5 = 16 4/5 или 16,8;

б) 3 9/16 + 2 7/16 = 57/16 + 39/16 = 96/16 = 6;

в) 8 2/7 + 6/7 = 58/7 + 6/7 = 64/7 = 9 1/7;

г) 4 5/16 - 3/16 = 69/16 - 3/16 = 66/16 = 33/8 = 4 1/8 или 4,125;

д) 4 1/15 - 2 4/15 = 61/15 - 34/15 = 27/15 = 9/5 = 1 4/5;

е) 7 - 9/32 = 224/32 - 9/32 = 215/32 = 6 23/32.