97 is 84.35% of 115.
Step 1: Translate the words into an equation.
| 97 | is | what percent | of | 115 |
| 97 | = | x | $ \cdot $ | 115 |
Step 2: Solve for $ x $.
$$ \begin{aligned} 97 &= x \cdot 115 \\[1.2 em] 115 \cdot x &= 97 \\[1.2 em] x &= \dfrac{ 97 }{ 115 } \\[1.2 em] x &= 0.8435 \end{aligned} $$Step 3: Express $ x $ as a percentage.
$$ x = 0.8435 = 0.8435 ~~\cdot~~ 100 \% = 84.35 \% $$