Final answer:
The additive inverse of -47 is 47.
Step-by-step explanation:
The additive inverse of a number is the number that, when added to the original number, equals zero. In this case, the additive inverse of -47 is the number that, when added to -47, equals zero.
We can find the additive inverse by multiplying -1 with the original number. So the additive inverse of -47 is: -1 x -47 = 47.
Therefore, the number 47 is the additive inverse of -47.