Ответ:
а) 29 17/20
б) 7 7/13
в) 4 1/7
г) 6 23/30
Пошаговое объяснение:
а) 6 2/20+23 15/20 = 6 + 23 + (2/20 + 15/20) = 29 17/20
б) 8 - 6/13 = 7 13/13 - 6/13 = 7 7/13
в) 3 12/35 + ??? целых 4/5
3 12/35 + 4/5 = 3 12/35 + 28/35 = 3 40/35 = 4 5/35 = 4 1/7
г) 9 1/15 - 2 3/10 = 9 2/30 - 2 9/30 = 8 32/30 - 2 9/30 = 6 23/30
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Verified answer
Ответ:
а) 29 17/20
б) 7 7/13
в) 4 1/7
г) 6 23/30
Пошаговое объяснение:
а) 6 2/20+23 15/20 = 6 + 23 + (2/20 + 15/20) = 29 17/20
б) 8 - 6/13 = 7 13/13 - 6/13 = 7 7/13
в) 3 12/35 + ??? целых 4/5
3 12/35 + 4/5 = 3 12/35 + 28/35 = 3 40/35 = 4 5/35 = 4 1/7
г) 9 1/15 - 2 3/10 = 9 2/30 - 2 9/30 = 8 32/30 - 2 9/30 = 6 23/30