Adding Rational Numbers

 $5\ \frac{3}{4}+\left(-\frac{1}{4}\right)$  

• 5 1/2

• -3/6 or -1/2

• -47/20

• None of the above

 $-\frac{2}{3}+\left(\frac{1}{6}\right)$  

• 5 1/2

• -3/6 or -1/2

• -47/20

• None of the above

 $-\frac{8}{5}+\left(-\frac{3}{4}\right)$  

• 5 1/2

• -3/6 or -1/2

• -47/20

• None of the above