there are none, 19 is prime and it doesnt go into 90
38/2 = 19 times
how many times can 5 go into 450
90
238/45 times.
90
3 to solve this, simply divide 270 by 90
3600 ÷ 90 = 40
90 รท 9 = 10
19 and 90 have no common prime factors.
6 times, with remainder 6.
19 of them