\begin{align} \text{Per a calcular el temps hem de} &\cssId{Step1}{ }\\[3px] &\cssId{Step2}{v =\frac{x}{t}}\\[3px] &\cssId{Step3}{t =\frac{x}{v}}\\[3px] &\cssId{Step4}{x =n_{voltes}*d}\\[3px] &\cssId{Step5}{t = \frac{n_{voltes}*d}{v}}\\[3px] &\cssId{Step6}{t = \frac{66*4,655}{192}}\\[3px] &\cssId{Step7}{t = 1,6h }\\[3px] &\cssId{Step8}{t = 1,6h* \frac{60 min}{1 hora}}\\[3px] &\cssId{Step9}{t = 96,0094 min}\\[3px] &\cssId{Step10}{t = 1h 36 min 563 ms}\\[3px] \end{align}