39 times.
39
6 with remainder 3.
39 times with a remainder of 6.
Once, with 14 left over.
90 divided by 15 = 6
39 times with a remainder of 5 or 39.83 times.
How many times that 6 go into 100
6 times
3.0938 times.
It can go into 8, 1.3333333 repeating)
You memorize the multiplication facts that 6 times 6 is 36. This tells you that six goes into 39 6 times with 3 left over since 39-36 = 3.