Question

1. + 2. +. 1
_ _. _.
3. 5. 30
___________
23/30

Answer 1

Resolver:

1/3+2/5+1/30

______________ =

23/30

Hola.

10/30+12/30+1/30

= ___________________ =

23/30

=23/30 : 23/30= 1

Espero te sirva.