Question

1/4+0,19 : (4-0,8:0,5-1/2)

Answer 1

Ola Didica

1/4 + (19/100) / (4 - 8/5 - 1/2)

(4 - 8/5 - 1/2) = (40 - 16 - 5)/10 = 19/10 

(19/100)/(19/10) = (19/100)*(10/19) = 1/10 

1/4 + 1/10 = 10/40 + 4/40 = 14/40 = 7/20