1. 6 3/13*8 11/19+6 3/13*4 8/19 2. 3 3/7*9 5/12-3 - вопрос №89704991631381119631348192337951233721118 от tsudakatyap0bt0w 06.01.2021 11:01

Question

Математика: 1. 6 3/13*8 11/19+6 3/13*4 8/19 2. 3 3/7*9 5/12-3 3/7*2 11/18

tsudakatyap0bt0w · Answer

Пошаговое объяснение:1. 6 3/13*8 11/19+6 3/13*4 8/19 =6 3/13*(8 11/19+4 8/19)=81/13*13=812. 3 3/7*9 5/12-3 3/7*2 11/18=3 3/7*(9 5/12-2 11/18)=3 3/7*(9 15/36-2 22/36)=3 3/7*6 29/36=24/7*245/36=70/3=23 1/3...