Calculation: 50 ° 24 ′× 3 + 98 ° 12 ′ 25 ″ 5=______ .

Calculation: 50 ° 24 ′× 3 + 98 ° 12 ′ 25 ″ 5=______ .


50 ° 24 ′× 3 = 150 ° 72 ′ 98 ° 12 ′ 25 ″ 5 = 19.6 ° 2.4 ′ 5 ″ = 19 ° 38 ′ 29 ″ 50 ° 24 ′× 3 + 98 ° 12 ′ 25 ″ 5 = 150 ° 72 ′ + 19 ° 38 ″ 29 ″ = 170 ° 50 ′ 29 ″