631 divided by 4
the most times that 4 will go into 6 is 1 time.
6-4 leaves 231
the most times that 4 will go into 23 is 5 times.
23-20 leaves 31
the most times that 4 will go into 31 is 7 times.
31-28 leaves 3. 3 is less than 4
3 divided by 4 is expressed as 3/4 or .75
answer = 157.75