19
The number that goes into both 38 and 57 is 19. This is because 38 divided by 19 equals 2, and 57 divided by 19 equals 3. In other words, 19 is a common factor of both 38 and 57.
(12/-19) divied by (6/38) = (12/-19) x (38/6) = 456/-114 = -4
2
The number divided by 38 that equals 9 is 342.
38
19
38
19
38
57 divided by 19 equals three.
19