Answer:
-1
—— = -0.25000
4
Step-by-step explanation:
[tex]\frac{1}{4}[/tex]
[tex]\frac{2.5}{10} =2\frac{1}{2} /10=\frac{5}{2} /10=\frac{5}{2} *\frac{1}{10}=\frac{1}{4}=0.25[/tex]