PICTURE 1:
The answer is 24: (13 7/10) Rounded To The Nearest Whole Number is: (14)

AND,
(10 1/8) Rounded To The Nearest Whole Number is: (10)

So, 14 + 10 = 24
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PICTURE 2:
The answer is 5: (8 1/5) Rounded To The Nearest Whole Number is: (8)

AND,
(2 7/8) Rounded To The Nearest Whole Number is: (3)

So, 8 - 3 = 5
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PICTURE 3:
The answer is 27: (58 5/12) Rounded To The Nearest Whole Number is: (58)

AND,
(30 5/7) Rounded To The Nearest Whole Number is: (31)

So, 58 - 31 = 27
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HERE ARE ALL THE ANSWERS:
PICTURE 1: 24
PICTURE 2: 5
PICTURE 3: 27
HOPE THIS HELPS!! :)