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h) 2/9: 22/3= 2/9• 3/22= 1/3• 1/11= 1/33
i) 31/3: 11/3= 31/3• 3/11= 31/1• 1/11= 31/11= 2/9
11
j) 71/5: 11/5= 71/5• 5/11= 71/1• 1/11= 71/11= 6/5
11
k) 23/5: 42/5= 23/5• 5/42= 23/1• 1/42= 23/42
l) 15/12: 17/10= 15/12• 10/17= 75/102
Chyba tak, ale nie jestem pewną.
Może pomogła.