Work Step by Step
Here, you are subtracting 17.8 from -2.5. An easier way to do this is add 17.8 and 2.5, which gives you 20.3. Then, add the negative sign since your answer should be negative, which gives you the answer of -20.3.
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.