Question

9/8:27/16=?

tinh bang 2 cach

9/5:17/15+8/5:17/15

 

Answer 1

9/8 : 27/16 =2/3

C1: 9/5:17/15 + 8/5 : 17/15

= 27/15 + 24/15

=3

C2: 9/5 : 17/15 + 8/5 : 17/15

= ( 9/5 + 8/5 ) : 17/15

= 17/5 : 17/15

= 3