Xiaofang walked a total of 48 steps from the first floor to the fourth floor. When she reached the 144th step, how many floors did she walk to (the number of steps between each floor is the same)
小芳从一层走到四层共走了48级台阶，当她走到第144级台阶时，她走到了第多少层(每层之间台阶数相同)
<gadget id="calculator">4 - 1</gadget>
<output>3</output>

<gadget id="calculator">48 / 3</gadget>
<output>16</output>

<gadget id="calculator">144 / 16</gadget>
<output>9</output>

<gadget id="calculator">9 + 1</gadget>
<output>10</output>

<result>10</result>