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Пошаговое объяснение:

161/18-107/30=805/90-321/90=484/90=5 34/90=5 17/45;

101/14-67/21=303/42-134/42=169/42=4 1/42;

9 45/63=9 15/21;

204/21- 89/28= 5712/588- 1869/588=3843/588=6 315/588=6 15/28

235/14-183/42=705/42-183/42=522/42=12 18/42=12 3/7

89/18-91/27=267/54-182/54=85/54=1 31/54

215/12- 45/14=1505/84-270/84=1235/84=14 59/84

221/12 - 159/30=1105/60- 318/60=787/60=13 7/60

79/4-41/3=237/12- 164/12=73/12=6 1/12

2833/100-104/25=2833/100-416/100=2417/100=24 17/100

5 17/45, 4 1/42, 6 15/28, 12 3/7, 1 31/54, 14 59/84, 13 7/60, 6 1/12, 24 17/100.

Пошаговое объяснение: