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Calculati:
a) 125grade + 38grade
b)86grade 25' + 53grade
c) 15grade 18'+73grade 15'
d)135grade 29'+23grade 31'
e)83grade45'+75grade 38'
f)25grade 38'+47grade 15'+ 35grade 22'


Răspuns :

a125+38=163grade    
b86grade 25'+53grade=139grade 25'
c15grade 18'+73grade 15'=88grade33'
d135grade 29'+23grade 31'=159grade 
e83grade 45'+75grade 38'=159grade 23'
25grade 38'+47grade 15' + 35grade 22'=108grade 15'