Найти значение сумы помогите

Question

Найти значение сумы помогите

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Answer 1

1) 12 9/24 + 8 4/24 = 20 13/24
2) 3 26/30 + 6 21/30 = 9 47/30 = 10 17/30
3)9 16/42 + 4 33/42 = 13 49/42 = 14 7/42 = 14 1/6
4) 8 20/36 + 7 27/36 + 12 21/36 = 37 68/36 = 38  32/36 = 38 8/9 

Answer 2

1)12 9/24 + 8 4/24+20 13/24=2+3 26/30 + 6 2)1/30 9 47/30 10 17/30 3 9 16/42 + 4 33/42 1
3)49/42+14 7/42 14 1/6 4 8 20/36 7 27/36+12 4)21/36=37 68/36=38 8/9