Estimate: 240 Exact: 236
Work Step by Step
56 rounds to 60, 24 rounds to 20, 85 rounds to 90, 71 rounds to 70. Adding the rounded numbers gives us 240, and adding the original numbers gives us 236.
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.