Răspuns:
2/7×1/4=2/28=1/14
6/11×1/4=6/44=3/22
5/4×1/4=5/16
16/17×1/4=16/68=8/34=4/17
1/8×1/4=1/32
24/25×1/4=24/100=12/50=6/25
22/23×1/4=22/92=11/46