Calculate: 2-(3)/(10)

Expression: $2-\frac{ 3 }{ 10 }$

Write all numerators above the common denominator

$\frac{ 20-3 }{ 10 }$

Subtract the numbers

$\begin{align*}&\frac{ 17 }{ 10 } \\&\begin{array} { l }1 \frac{ 7 }{ 10 },& 1.7\end{array}\end{align*}$