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calculati urmatoarele grade
34 grade 17 minute 25 secunde + 45 grade 53 minute 40 secunde=

35 grade 15 secunde+14 minute 23 secunde=

Răspuns :

Grigoremihaela
34 grade 17 minute 25 secunde + 45 grade 53 minute 40 secunde= 80 grade 11 minute 5 secunde
35 grade 15 secunde+14 minute 23 secunde=35 grade 14 minute 38 secunde

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