How do you convert the angle 245^circ 10' in decimal degree form?

${245}^{\circ} 10 ' = {245.167}^{\circ}$
As ${1}^{\circ} = 60 '$, we have
$10 ' = {\left(\frac{1}{6}\right)}^{\circ} = {0.167}^{\circ}$
and ${245}^{\circ} 10 ' = {245}^{\circ} + {0.167}^{\circ} = {245.167}^{\circ}$