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Question
Add: 56° 38′ and 27° 42’30”
Sum
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Solution
56° 38′ and 27° 42’30”
56° 38′ + 27° 42’30”
= 84° 20’ 30” ....(1° = 60')
56° 38′ 0''
+ 27° 42’30”
84° 80’ 30”
20'
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