Let $r_1,$ $r_2,$ $\dots,$ $r_{98}$ be the roots of
\[x^{98} + x^{97} + x^{96} + \dots + x^2 + x + 1 = 0.\]Find
\[\frac{r_1^2}{r_1 + 1} + \frac{r_2^2}{r_2 + 1} + \dots + \frac{r_{98}^2}{r_{98} + 1}.\]

Let's think step by step and output the final answer within \boxed{}.
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