My Account Details
Are you a student looking for help with your McGraw Hill product?ÌýÌý
Controlling Significant Digits and Tolerance in Authored Questions
Watch this video to learn how to author a question where ʯÁñÊÓƵ»ÆÉ«°æ will provide a numeric answer that is graded to a specific number of significant digits and has a tolerance range.
Tech Support Representatives
Ìýor contact us below:
Hours of Operation:
Sunday: 4:00 PM to 1:00 AM EST
Monday-Thursday: 7:00 AM to 1:00 AM EST
Friday: 7:00 AM to 9:00 PM EST
You DonʯÁñÊÓƵ»ÆÉ«°æ™t Have to Do it Alone
Instructors, get personalized 1-to-1 support from our implementation team.
Have a question? Need advice? Whatever you need to ensure you and your ʯÁñÊÓƵ»ÆÉ«°æ are set up for success, our implementation consultants can help. Just answer a few simple questions so we can best assist you.
Get StartedÌý
Ìý
Find Your Sales Rep
Looking for new course materials, need a desk copy, or want to talk about new McGraw Hill products? Locate contact information for your McGraw Hill sales representative.
Ìý
Customer Service Team
Contact customer service for questions regarding pricing, orders, shipping, or returns.
Ìý
Visit theÌýÌýor contact us below:
Hours of Operation:
Monday-Friday: 8:00 AM to 6:00 PM ET
By Mail:
McGraw Hill
P.O. Box 182605
Columbus, OH 43218