Ответ:
12 3/4
Пошаговое объяснение:
1) 4,8 - 6 21/12 = 4,8 - 7 9/12 = 4 8/10 - 7 3/4 = 4 16/20 + 7 15/20 = 11 31/20 = 12 11/20
2) 0,2 + 12 11/20 = 2/10 + 12 11/20 = 4/20 + 12 11/20 = 12 15/20 = 12 3/4
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Verified answer
Ответ:
12 3/4
Пошаговое объяснение:
1) 4,8 - 6 21/12 = 4,8 - 7 9/12 = 4 8/10 - 7 3/4 = 4 16/20 + 7 15/20 = 11 31/20 = 12 11/20
2) 0,2 + 12 11/20 = 2/10 + 12 11/20 = 4/20 + 12 11/20 = 12 15/20 = 12 3/4