Final answer:
The sum of 4, 120 and 0 is 4,120.
Step-by-step explanation:
The sum of 4, 120 and 0 is 4,120. When adding 0 to any number, the result is always the original number. In this case, 0 has no effect on 4,120, therefore the sum is still 4,120.
Learn more about Addition of Numbers