Simplify \(\frac{21}{3}\) to \(7\).
\[\begin{aligned}&\frac{\frac{25}{8}}{-7}+\frac{1}{4\\&}\end{aligned}\]
Move the negative sign to the left.
\[\begin{aligned}&-\frac{\frac{25}{8}}{7}+\frac{1}{4\\&}\end{aligned}\]
Simplify \(\frac{\frac{25}{8}}{7}\) to \(\frac{25}{8\times 7}\).
\[\begin{aligned}&-\frac{25}{8\times 7}+\frac{1}{4\\&}\end{aligned}\]
Simplify \(8\times 7\) to \(56\).
\[\begin{aligned}&-\frac{25}{56}+\frac{1}{4\\&}\end{aligned}\]
-25/56+1/4;
