ITMC 2019 Grade 6 National Preliminary set01 Question 3

Let $A(x)=x+\frac15$. For example, $A(1)=1+\frac15=\frac65$ and $A(5)=5+\frac15=\frac{26}5$. Determine $A(1)+A(2)+A(3)+\cdots+A(10)$.