There are four numbers a, B, C and D. It is known that the least common multiple of a and B is 120, and the least common multiple of C and D is 160. What is the least common multiple of these four numbers?

There are four numbers a, B, C and D. It is known that the least common multiple of a and B is 120, and the least common multiple of C and D is 160. What is the least common multiple of these four numbers?

According to the operation rules of short division, you only need to make a short of 120 and 160
The result is that all the numbers are multiplied to get 480