2 x 19 = 38 and 2 x 60 = 120
' 1 ' is the only number that goes into both 38 and 5 .
The HCF of 38 and 40 is 2
2
2
19 ! It goes twice into 38, and three times into 57.
19 and 2
1 and 19
1 and 5 both do.
1 and 2.
1 and 2 both do.
95=5x19 and 38=2x19. Along with 1, 19 is the other common factor.
202