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4/5:8
3/7:12
21/22:7/18
44/45:11/18
1-ЦЕЛАЯ 13/15:1-ЦЕЛАЯ 3/5
4/5:8
3/7:12
21/22:7/18
44/45:11/18
1-ЦЕЛАЯ 13/15:1-ЦЕЛАЯ 3/5
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Ответ:
4/5 ÷ 8 = 5×8/4= 10
3/7 ÷ 12= 7×12/3=28
21/22 ÷ 7/18 = 2 5/11
44/45 ÷ 11/18= 1 3/5
Пошаговое объяснение:
21/22 ÷ 7/18 = 21×18/22×7= 3×18/22=2 10/22 = 2 5/11
44/45 ÷ 11/18= 44×18/45×11= 4×2/5= 1 3/5