Question

please answer this question​

Answer 1

Here's your answer. I hope its helpful...

Answer 2

1158/720

Step-by-step explanation:

30/45+(-4)/40-(-30)/80

480/360+(-36)/360-(-30)/80

480-36/360-(-30)/80

444/360-(-30)/80

888+270/730

=1158/720