Question

en fracción:2-5+3-4=? porfa gracias

Answer 1

 \frac{2}{5} + \frac{3}{4} = \frac{(2*4)+(5*3)}{20} = \frac{8+15}{20} = \frac{23}{20} $\frac{2}{5} + \frac{3}{4} = \frac{(2*4)+(5*3)}{20} = \frac{8+15}{20} = \frac{23}{20}$