Question

(0,3 - 1/2 + 1,25) - (-2 + 0,1 + 1/4) =
nos da
- 27/10 o
27/10 ?

Answer 1

Respuesta:

27/10. hago tareas.

Explicación paso a paso:

(0.3 - 1/2 + 1.25) - (-2 + 0.1 + 1/4)

(3/10 - 1/2 + 125/100) - (-2 + 1/10 + 1/4)

(30 - 50 + 125)/100 - (-80 + 4 + 10)/40

105/100 - (-66)/40

 (420 + 660)/400

1080/400  simplificamos

27/10