16 is 177.78% of 9.
Step 1: Translate the words into an equation.
16 | is | what percent | of | 9 |
16 | = | x | $ \cdot $ | 9 |
Step 2: Solve for $ x $.
$$ \begin{aligned} 16 &= x \cdot 9 \\[1.2 em] 9 \cdot x &= 16 \\[1.2 em] x &= \dfrac{ 16 }{ 9 } \\[1.2 em] x &= 1.7778 \end{aligned} $$Step 3: Express $ x $ as a percentage.
$$ x = 1.7778 = 1.7778 ~~\cdot~~ 100 \% = 177.78 \% $$