0.900001 hr to min conversion result above is displayed in three different forms: as a decimal (which could be rounded), in scientific notation (scientific form, standard index form or standard form in the United Kingdom) and as a fraction (exact result). Every display form has its own advantages and in different situations particular form is more convenient than another. For example usage of scientific notation when working with big numbers is recommended due to easier reading and comprehension. Usage of fractions is recommended when more precision is needed.
If we want to calculate how many Minutes are 0.900001 Hours we have to multiply 0.900001 by 60 and divide the product by 1. So for 0.900001 we have: (0.900001 × 60) ÷ 1 = 54.00006 ÷ 1 = 54.00006 Minutes
So finally 0.900001 hr = 54.00006 min