Question

Пжжж помогите, очень срочно ​

Answer 1

2,4+(11/4-1/6)-(3,8-4,2)=

=2,4+(33/12-2/12)+0,4=

=12/5+(31/12)+0,4=

=14/5+31/12=168/60+155/60=

=323/60