(4 2/11- 1 6/11) + 7 4/11-(9/11+ 3 7/11) - вопрос №25549934211161174119113711 от lyudmila198604p06n4e 17.08.2020 15:38

Question

Математика: (4 2/11- 1 6/11) + 7 4/11-(9/11+ 3 7/11)

lyudmila198604p06n4e · Answer

(4 2/11- 1 6/11) + 7 4/11-(9/11+ 3 7/11) =
1) 4 2/11- 1 6/11 = 2 7/11
2) 9/11+ 3 7/11 = 3 16/11
3) 2 7/11+ 7 4/11 = 9 11/11 = 10
4) 10 - 3 16/11 = 5 6/11
То есть (4 2/11- 1 6/11) + 7 4/11-(9/11+ 3 7/11) = 5 6 /11