To check out the answer to the equation, you can simplify it step-by-step. Start by dividing 120 by 4:
120 ÷ 4 = 30
Next, take the result and divide it by 30:
30 ÷ 30 = 1
Therefore, the final answer is 1. This way of breaking down the problem into smaller parts can make it easier to understand and verify the calculations.