А) 31/80+(3/16+39/80) б) 2/45+(3/45+7/9) в) (3/7+5/14)+1/14 - вопрос №519317831803163980245345793751411471521515 от katuwka20032003 18.03.2022 21:31

Question

Математика: А) 31/80+(3/16+39/80) б) 2/45+(3/45+7/9) в) (3/7+5/14)+1/14 г) 7/15+(2/15+1/5) д) 3/16+(1/16+5/8) е) (1/13+1/14)+12/13

katuwka20032003 · Answer

2/45+(3/45+7/9)=0,88(3/7+5/14)+1/14=0,857/15+(2/15+1/5)=0,83/16+(1/16+5/8)=0,87(1/13+1/14)+12/13=1,07...