i need help with this one because i really dont get lcm to much so what is the lcm for 30 and 75
2007-10-25 14:06:28 · 5 answers · asked by Michael :D 2 in Science & Mathematics ➔ Mathematics
3
3 x 10 = 30
3 x 25 = 75
2007-10-25 14:10:06 · answer #1 · answered by yoyo 2 · 0⤊ 1⤋
The LCM of 2 numbers is the smallest positive
integer that both go into evenly.
Simple way to find the LCM of 2 numbers:
LCM[a,b] = a*b/GCF(a,b).
So the LCM of 30 and 75 = 30*75/15 = 150.
2007-10-25 21:11:35 · answer #2 · answered by steiner1745 7 · 0⤊ 0⤋
3
2007-10-25 21:09:40 · answer #3 · answered by Ms. Exxclusive 5 · 0⤊ 1⤋
The answer is 3!
2007-10-25 21:11:04 · answer #4 · answered by katileyb 1 · 0⤊ 1⤋
3
Just factor it out
30:2,3,5,6,15,30
75:3,5,15,75
and it is the lowest one they both have in COMMON!
2007-10-25 21:17:04 · answer #5 · answered by KU FAN! 5 · 0⤊ 0⤋