Evaluate 30-1÷(1/25)

$30 - 1 \div \frac{1}{25}$

Simplify each term.

To divide by a fraction, multiply by its reciprocal.

$30 - (1 \cdot 25)$

Multiply $25$ by $1$ .

$30 - 1 \cdot 25$

Multiply $- 1$ by $25$ .

$30 - 25$

Subtract $25$ from $30$ .

$5$