Respuesta :

kate200468
[tex]1)\ \ \ -1 \frac{3}{4} -(- \frac{1}{2} )=-1 \frac{3}{4} +\frac{1}{2} =-1 \frac{3}{4} +\frac{2}{4} =-1 \frac{1}{4} \\\\2)\ \ \ - \frac{1}{5} +1 \frac{3}{4} =- \frac{4}{20} +1 \frac{15}{20} =1 \frac{11}{20} [/tex]

Answer:

1. [tex]-1 \frac{1}{4}[/tex]

2. [tex]1 \frac{11}{20}[/tex]

Step-by-step explanation:

-1 3/4 - (-1/2) = -1 1/4

-1/5 + 1 3/4 = 1 11/20