Answer:
9120
Step-by-step explanation:
I'm assuming you mean LCM (Least Common Multiple).
Factor each number into powers of primes.
76 = 2²×19
96 = 2⁵×3
120 = 2³×3×5
Take the highest power of each prime used: 2⁵, 3, 5, 1
The LCM is their product: 2⁵×3×5×19 - 9120