What kind of soup needs milk? I don't know any...
anyway, the amount of the liquid at the end was 2 5/8 and milk was 1 1/3 - we need to substract the amount of milk from the amount of total liquid afterwards:
bring the fraction to the same form:
substracting:
which is also the answer
anyway, the amount of the liquid at the end was 2 5/8 and milk was 1 1/3 - we need to substract the amount of milk from the amount of total liquid afterwards:
bring the fraction to the same form:
substracting:
which is also the answer