Respuesta :

Answer:

[tex]\Huge \boxed{\mathrm{0.45}}[/tex]

Step-by-step explanation:

1/5 in decimal form is 0.2

1/4 in decimal form is 0.25

1/5 + 1/4

0.2 + 0.25 = 0.45

Answer:

1/5 + 1/4 = 9/20.

9/20 = 0.45