Пошаговое объяснение:
1/2;125/150-5/6;28/63=4/9 HO3=18
1/2-9/18;5/6-15/18;4/9-8/18
4/21;16/56-2/7;17/35
HO3-105;4/21=20/105;
2/7-70/105:17/35=51/105 7/12; 5/18; 444/777-4/7;120/720=1/6 HO3-252 7/12-147/252; 5/18-70/252:4/7-148/252:1/6-42/252
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Пошаговое объяснение:
1/2;125/150-5/6;28/63=4/9 HO3=18
1/2-9/18;5/6-15/18;4/9-8/18
4/21;16/56-2/7;17/35
HO3-105;4/21=20/105;
2/7-70/105:17/35=51/105 7/12; 5/18; 444/777-4/7;120/720=1/6 HO3-252 7/12-147/252; 5/18-70/252:4/7-148/252:1/6-42/252