Răspuns :
9/24 = 3/8
3/8 = 6/16
5/8 = 10/16
9/24 +7/16+5/8 = 6/16 + 7/16 + 10/16 = 23/16
9/24+7/16+5/8=
=3/8+7/16+5/8
=8/8+7/16
=1+7/16
=16+7/16
=23/16
=3/8+7/16+5/8
=8/8+7/16
=1+7/16
=16+7/16
=23/16