Work Step by Step
Finding the sum of -30 and 15 is equivalent to adding 15 to -30. In mathematical terms, we can write this as $-30+15$. $-30+15=15+(-30)=-15$
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.