Respuesta :

Answer:

Step-by-step explanation:

These are fractions

Answer:

7.4-9/10

9/10=0.9

simply 7.4-0.9 = 6.5

8. 9 3/4 = 39/4 + 2.5 = 12.25

9. 6.2

10. 7/6 + 9/2 = 5.6

11. 0.625

Step-by-step explanation:

12.0.9- 0.5 =0.4