Question

1181. Вычислите:
1) 49/80 + 15/16 + 11/32
2 ) 17/24+14/15 +19/45
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Answer 1

1)49/80 + 15/16 + 11/32=98/160+150/160+55/160=303/160=1 143/160
2)17/24+14/15+19/45=225/360+336/360+152/360=713/360=1 353/360