2.3 * 3.45 = 7.935
As a product of its prime factors: 3*5*23 = 345
The number are coprime so their LCM is their product ie 15*23 = 345
3*5*23
It is: -15 times -23 = 345
345/\3115....../\....5 23
15
23
The LCM of 23 and 15 is 345.
345 = 3 × 5 × 23
345 multiplied by 4 is 1,380.
45/345 = 3/23 ≈ 0.13
21,000/345 = 60.87 60.87 x 345 = 21000