LCD (Least Common Divisor) is not a normal term. LCM (Least Common Multiple) is, as well as GCD (Greatest Common Divisor).
The LCM of 10 and 25 is 50, while the GCD of 10 and 50 is 10. I suppose if you were really looking for the LCD of 10 and 25, it is 5.
LCD(9, 5, 25) = 225
LCD(9, 25) = 225
75
150
100
50.
The lowest common denominator of 9, 25, and 49 is 11025.
LCD(6, 14) = 42
LCD(9, 3) = 9
LCD(25, 20, 4) = 100.
LCD(9, 21) = 63
The LCD of 20 and 9 is 180.
LCD(9, 15) = 45
LCD(9, 36) = 36.
lcd(9, 6) = 18.
the LCD of 2, 9 and 5 = 90
LCD(5, 7, 25) = 175
LCD of 25 and 150 is 5 ( 5 x 5 = 25 and 5 x 30 = 150)