100 is 16.67% of 600.
Step 1: Translate the words into an equation.
100 | is | what percent | of | 600 |
100 | = | x | $ \cdot $ | 600 |
Step 2: Solve for $ x $.
$$ \begin{aligned} 100 &= x \cdot 600 \\[1.2 em] 600 \cdot x &= 100 \\[1.2 em] x &= \dfrac{ 100 }{ 600 } \\[1.2 em] x &= 0.1667 \end{aligned} $$Step 3: Express $ x $ as a percentage.
$$ x = 0.1667 = 0.1667 ~~\cdot~~ 100 \% = 16.67 \% $$