сложите дроби и выполните сокращение 5/3+2/3+2/3=
7/13+11/13+2/13+6/13=
7/12+3/16=
19/84+15/90=
3/49+62/245=

5/3+2/3+2/3= (5+2+2)/3 = 9/3= 37/13+11/13+2/13+6/13= (7+11+2+6)/13= 26/13=27/12+3/16= 28/48+9/48= (28+9)/48 = 37/4819/84+15/90= 19/84+1/6=19/84+14/84=33/843/49+62/245= 15/245+62/245=77/245