Question

( 5 дробь 8 x 0,7 - 5 дробь 6 ) x 6 дробь 5

Answer 1

(5\8*7\10-5\6)*6\5=(7\16-5\6)*6\5=-19\48*6\5= -19\40= -0.475

Answer 2

1) 5/8*7/10=7/16
2) 7/16-5/8=21/48-40/48=-19/48
3)-19/48*6/5=-19/40