what multiples do 7,5 and 9 have that are the same
The LCM of 7 and 9 is 63.
The only one is 90.
The lowest common multiple of 7 and 9 is 63. The common multiples of 7 and 9 are therefore the infinite set of multiples of 63. Thus, the common multiples of 7 and 9 are 63, 126, 189, 252, 315, 378, 441, 504, 567, 630, 693, and so on.
The common multiples of an set of numbers are the multiples of their lowest common multiple. lcm(7, 8, 9) = 504 → the first 3 common multiples of 7, 8, 9 are 504, 1008, 1512.
Only 7.
504 is the least common multiple of 7, 8 and 9. All numbers that are multiples of 504 are multiples of 7, 8 and 9 as well
7, 28, 49, 63, 105 is the series of multiples of 7 using 0-9 only once.
Common multiples of 7 and 4 include any multiple of 28.
multiples of 63
63 and its multiples.
In that range... 2, 3, 5, 7, 11 are prime. 1, 3, 5, 7, 9, 11 are odd. 1, 4, 9 are square. 3, 6, 9, 12 are multiples of 3. 0, 2, 4, 6, 8, 10, 12 are even.