Question

Ocupo ayuda porfas es para hoy en la noche.

Answer 1

(lo hare directo)

25/4 - {10/3 +[(1/20)- (-13/24)] + 1/25} -1/2
25/4 - {10/3 + [(1/20) + (13/24)] + 1/25} -1/2
25/4 - {10/3 +7/120+ 1/25} -1/2
25/4 - (2000+35+24)/600 - 1/2
25/4 - 2059/600 - 1/2
(3750-2059)/600 -1/2
1691/600 - 1/2
1691-300/600
1391/600