Вычислите 2/9 + 3/8 5/12 + 4/15 7/34 + 5/51 9/180 - вопрос №86942722938512415734551918071203207302407 от Натали2004абвг 22.07.2020 09:12

Question

Математика: Вычислите 2/9 + 3/8 5/12 + 4/15 7/34 + 5/51 9/180 + 7/120 3/20 + 7/30 + 2/40 7/40 + 11/70 + 13/30

Натали2004абвг · Answer

2/9 + 3/8=16/72+27/72=43/725/12 + 4/15=25/60+16/60=41/607/34 + 5/51=21/102+10/102=31/1029/180 + 7/120=18/360+21/360=39/360=13/1203/20 + 7/30 + 2/40 =18/120+28/120+6/120=52/120=13/307/40 + 11/70 + 13/30=147/840+132/840+364/840=643/840...