Respuesta :

I will help you but a better app that you can just take the picture and it gives you the answer. If you go to the play store and type in picture answering calculator you should find it. 
I would first make all the addition and subtraction of mixed numbers to fractions and the make them like terms to get this: 

5. 119/15
6. 41/18
7. 4/15
8. 9
9. 732/12
10. 11/8
11. 41/9
12. 227/30