Question

$$\frac{80^{\circ}}{360^{\circ}}\times450$$

Answer

100

Solution


Cancel \(deg\).
\[\frac{80}{360}\times 450\]
Simplify  \(\frac{80}{360}\)  to  \(\frac{2}{9}\).
\[\frac{2}{9}\times 450\]
Use this rule: \(\frac{a}{b} \times c=\frac{ac}{b}\).
\[\frac{2\times 450}{9}\]
Simplify  \(2\times 450\)  to  \(900\).
\[\frac{900}{9}\]
Simplify.
\[100\]